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950 Sentences With "nuclear weapon"

How to use nuclear weapon in a sentence? Find typical usage patterns (collocations)/phrases/context for "nuclear weapon" and check conjugation/comparative form for "nuclear weapon". Mastering all the usages of "nuclear weapon" from sentence examples published by news publications.

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It's one thing to have a nuclear weapon, it's another thing to deliver a nuclear weapon.
"A nuclear weapon is a nuclear weapon," said Shultz, who served as President Ronald Reagan's top diplomat.
"Our understanding of nuclear weapon development leads us to believe Russia's testing activities would help it improve its nuclear weapon capabilities," he added.
"They attacked us with a low yield nuclear (weapon) and in the course of the exercise we simulated responding with a nuclear weapon," the official added.
Sadly, since last year's Treaty on the Non-Proliferation of Nuclear Weapons (NPT) Review Conference, the rift between nuclear-weapon states and non-nuclear-weapon states has grown deeper.
And while President Obama signed a major, if controversial, deal to prevent Iran from obtaining a nuclear weapon, North Korea tested a nuclear weapon of its own earlier this month.
Getting it past the White House Mogherini stressed the EU line: The deal doesn't facilitate Iran attaining a nuclear weapon, because under it, Iran explicitly commits never to develop a nuclear weapon.
Kim Jong Un declared that they've achieved nuclear weapon status.
You would not use a tactical nuclear weapon against ISIS?
This granted Iran a patient pathway to a nuclear weapon.
This is not your grandfather's filibuster; it's a nuclear weapon.
They do not want a nuclear weapon to defend themselves.
How many people have you killed with a nuclear weapon?
However, no cyberattack can match a nuclear weapon in effect.
It was the largest nuclear weapon the U.S. ever detonated.
It means that Iran will not get a nuclear weapon.
The more nuclear weapon states, the greater the nuclear danger.
Remember that, cannot be allowed to have a nuclear weapon.
It should be cabined and guarded like a nuclear weapon.
"They're not going to have a nuclear weapon," Trump said.
Also, this episode starts with a nuclear weapon being detonated.
The regime detonated its first nuclear weapon in October 2006.
It carries a nuclear weapon of up to 2 megatons.
" He had a sign that said "Nuclear Weapon Ban Treaty.
Iran has repeatedly denied seeking a nuclear weapon from enrichment.
"It realistically assesses international conditions and addresses impacts of these developments for nuclear forces, including strengthening deterrence by reintroducing low-yield nuclear weapon options to the U.S. nuclear weapon arsenal," said Dodge, the Heritage analyst.
Iran promised that it will not "ever" seek a nuclear weapon.
Iran has always denied that it was seeking a nuclear weapon.
You do not want those people to have a nuclear weapon.
The nuclear weapon tests caused a dramatic change in sediment composition.
And let me say, even (use) the nuclear weapon if necessary.
In this sense, even one deliverable nuclear weapon is a deterrent.
They knew he wasn't rushing to set off a nuclear weapon.
Would North Korea really fire a nuclear weapon at the US?
CN: All I remember is that there's a loose nuclear weapon.
You said that earlier and I was like, okay, nuclear weapon.
No, you cannot just drop a nuclear weapon on a hurricane.
The next year, the Soviet Union tested its first nuclear weapon.
Whereas with a nuclear weapon, it's sort of all or nothing.
The supposed missile has the ability to carry a nuclear weapon.
He said creating a nuclear weapon requires scarce talent and resources.
Three months later North Korea announces it has a nuclear weapon.
The prohibition on Iran ever obtaining a nuclear weapon is permanent.
We all know the dangers of Iran obtaining a nuclear weapon.
Its stated goal was to deter Iran from being able to have a nuclear weapon system, when, in fact, it was a guarantee that there was a glide path for Iran to have a nuclear weapon.
It takes about seven pounds of plutonium to make a nuclear weapon.
Officially, Iran says it has never tried to make a nuclear weapon.
As of now, Iran still can't acquire a nuclear weapon anytime soon.
That's the uranium or the plutonium pit that initiates the nuclear weapon.
They also share concern about North Korea's nuclear weapon and missile programs.
FOR NEARLY four years Iran's path to a nuclear weapon was blocked.
They also share concern about North Korea's nuclear weapon and missile programmes.
Iran has maintained that it never sought to produce a nuclear weapon.
The statement set off alarm bells in the nuclear weapon watchdog community.
Trump could ask Kim to start by surrendering just one nuclear weapon.
But it isn't a nuclear weapon capable of blowing up the Constitution.
North Korea has developed a nuclear weapon and missiles to deliver it.
Iran cannot be allowed to have a nuclear weapon, cannot be allowed.
How might a single nuclear weapon being detonated anywhere change the world?
Under the deal, Iran has no viable path to a nuclear weapon.
The agreement cuts off all possible pathways to an Iranian nuclear weapon.
The database only tracks missile tests capable of delivering a nuclear weapon.
There's only one reason: so nobody uses a nuclear weapon on us.
The science community now agrees that a nuclear weapon just wouldn't work.
Less than four years later, North Korea tested its first nuclear weapon.
The deal was designed to prevent Iran from obtaining a nuclear weapon.
Russia on Sunday condemned North Korea's latest test of a nuclear weapon.
During that period, no other nation has acquired a deliverable nuclear weapon.
The United States unleashed a nuclear weapon on its path to victory.
Does that mean Iran is now racing to develop a nuclear weapon?
I remember in the 90&aposs, when Bill Clinton stared across and said, if you develop a nuclear weapon, it&aposll be the end of your country, and now we are negotiating with the grandson about a nuclear weapon.
US has deployed first new nuclear weapon in decades That disparity led the Trump administration to develop and recently deploy the first new US nuclear weapon in decades, a submarine-launched low yield weapon known as the W76-II.
After all, it was the largest non-nuclear weapon ever used in combat.
He talked about they were on the verge of getting a nuclear weapon.
Every missile and nuclear weapon destroyed helps Kim's economy get stronger and stronger.
The deal was intended to keep the country from developing a nuclear weapon.
Game of Thrones' dragons are a conventional air force, not a nuclear weapon.
If North Korea holds a nuclear weapon, it will not hit South Korea.
We do not want them to be able to have a nuclear weapon.
To our assessment [REDACTED] secretive and orderly [REDACTED] for achieving a nuclear weapon.
What better way to do that with than another much smaller nuclear weapon?
Should we drop a nuclear weapon on them, killing a million innocent civilians?
Almost 120 states gathered at UN to draft a treaty banning nuclear weapon.
The U.S. conducted nuclear weapon testing in the Pacific from 2250 until 2000.
"Any nuclear weapon used any time is a strategic game-changer," Mattis continued.
He also claimed that it would prevent Iran from obtaining a nuclear weapon.
Washington's hair-trigger nuclear weapon policy is a remnant of the Cold War.
Obama says the historic pact will prevent Iran from obtaining a nuclear weapon.
Low-enriched uranium can be used to produce fuel for a nuclear weapon.
A full, country-wide internet shutdown is the nuclear weapon of online censorship.
The breach does not give Iran enough material to produce a nuclear weapon.
Meanwhile, Iran has maintained it has no intention of developing a nuclear weapon.
Iran has repeatedly denied it has any ambitions of building a nuclear weapon.
To make one type of nuclear weapon it takes the fissile material, e.g.
Since he promised to denuclearize in early March 2018, Kim has taken some confidence building measures, but he has not surrendered a single nuclear weapon, and he has apparently not even suspended production at a single nuclear weapon production facility.
Johnson yesterday told the BBC that world leaders should be open to a new deal in order to stop Tehran developing a nuclear weapon: "Somehow or other, we&aposve got to stop the Iranians acquiring a nuclear weapon," he said.
He has no imagination about what would happen if Japan possessed a nuclear weapon.
Pompeo vowed Trump&aposs approach would ensure Iran would never develop a nuclear weapon.
They have been actively pursuing an nuclear program, an ability to launch nuclear weapon.
Go forth with nuclear weapon wielding soldiers (E=MC2 TROOPER) and conquer your enemies.
If it was lightweight, the range with a nuclear weapon could be significantly shorter.
Fears of a terrorist group getting hold of a nuclear weapon have not disappeared.
Trump has said he will not allow North Korea to obtain a nuclear weapon.
But you can't have a nuclear weapon," Trump said on NBC's "Meet the Press.
The nuclear weapon called Sarmat will replace the current Soviet-era missile called Veovoda.
Iran has been a non-nuclear-weapon state party to the NPT since 1970.
"Nothing in Bulgaria was worth a nuclear weapon," he told reporters in the 1990s.
Mr. Trump has said he does not want Iran to have a nuclear weapon.
Because I don't want to see a nuclear weapon destroy you and your family.
" On Iran: "Iran should never under circumstances be allowed to get a nuclear weapon.
I supported (the agreement) because I don't want Iran to get a nuclear weapon.
For decades, successive Presidents have sought to prevent Tehran from developing a nuclear weapon.
To clarify, you think that framework will keep Iran from getting a nuclear weapon?
But North Korea menacing Alaska (or perhaps California, soon enough) with a nuclear weapon?
"If someone launches a nuclear weapon against us we launch one back," he said.
We are talking about whether a rogue nation continues to pursue a nuclear weapon.
"  Indefinite zero tolerance for Iran even approaching a nuclear weapon: U.S. sanctions would immediately "snap back" against Iran if the regime does anything "to enable Iran to produce sufficient weapons-grade uranium or plutonium for a nuclear weapon in under 12 months.
The Norwegian Nobel Committee is aware that an international legal prohibition will not in itself eliminate a single nuclear weapon, and that so far neither the states that already have nuclear weapons nor their closest allies support the nuclear weapon ban treaty.
Because I don&apost want to see a nuclear weapon destroy you and your family.
Because I don&apost want to see a nuclear weapon destroy you, and your family.
So does that mean Iran would immediately resume its push to build a nuclear weapon?
Try it in your head — as soon as you think nuclear weapon, you're thinking armageddon.
They have been actively pursuing a nuclear program, an ability to launch a nuclear weapon.
TRUMP SAYS ADDITIONAL SANCTIONS ON IRAN ARE ABOUT STOPPING IT FROM GETTING A NUCLEAR WEAPON
The threat of obtaining a nuclear weapon is useless if it does not seem credible.
Pyongyang's ultimate goal is clear: obtain a nuclear weapon that can reach the United States.
North Korea has tested a nuclear weapon having an estimated yield of 220006-2202 kilotons.
We'll help them in any way we can, but they can't have a nuclear weapon.
When India tested a nuclear weapon in 1998, the rationale was the threat from China.
If a nuclear weapon ever hit Washington DC, this was the evacuation point for Congress.
North Korea will have -- and will not be dissuaded from possessing -- a deliverable nuclear weapon.
The inequalities of our world will not vanish after the flash of a nuclear weapon.
And what right do they have to block us from building our own nuclear weapon?
He's simply trying to get Kim to stop testing missiles and seeking a nuclear weapon.
"It's not just the President making a decision to launch a nuclear weapon," she said.
America's adversaries possess this low-yield nuclear weapon capability and seem prepared to use them.
"Because if a country really wants to [develop a nuclear weapon], they can do it."
By changing its own nuclear weapon policies, the United States can reduce this existential threat.
And, the B-83, the biggest nuclear weapon in the US arsenal, is a megaton.
They would focus, he says, on totally ending Iran's ambitions of developing a nuclear weapon.
KJU knows full well that using a nuclear weapon would be suicide for his nation.
Because I don't want to see a nuclear weapon destroy you or your family, OK?
The deal effectively cut off all potential pathways for Iran to acquire a nuclear weapon.
A total of 191 States have joined the Treaty, including the five nuclear-weapon States.
But during the segment, any plans for a North Korean nuclear weapon simply went unmentioned.
"I don't want to see a nuclear weapon destroy you and your family," he said.
H. R. McMaster — want to preserve to keep Iran from quickly developing a nuclear weapon.
Valentin Savitsky's desire to launch a nuclear weapon, which could have ignited global thermonuclear war.
It lifts sanctions placed on Iran in exchange for Iran abandoning its nuclear weapon ambitions.
"In the course of exercise, we simulated responding with a nuclear weapon," the official added.
It also didn't back off of earlier promises that it wouldn't seek a nuclear weapon.
Washington has long feared what might happen if the Iranian regime developed a nuclear weapon.
The Iran deal verifiably cut off every one of Iran's pathways to a nuclear weapon.
"It's not just the President making a decision to launch a nuclear weapon," Gabbard said.
"I strongly agree with the need for a low-yield nuclear weapon," Air Force Gen.
Iran could purchase a nuclear weapon from Pyongyang and breakout in a matter of weeks.
Can you tell the Middle East we are not using the nuclear weapon on anybody?
It is saying to the world, 'Look how close we are to a nuclear weapon'.
The Manhattan Project marked the first successful effort to enrich uranium for a nuclear weapon.
Trump claims that would allow Iran to obtain a nuclear weapon once the constraints lift.
These steps cut off Iran's short-term uranium and plutonium pathways to producing a nuclear weapon.
Each day, Kim Jong-un seems to be edging ever closer to a deliverable nuclear weapon.
Any use of a nuclear weapon on the crowded Korean peninsula would have incalculable collateral damage.
And if it does, Iran might put itself on the path to a nuclear weapon again.
Somebody doesn't like a new website that checks on secret nuclear weapon facilities around the world.
European powers see the accord as the best chance of stopping Tehran acquiring a nuclear weapon.
In it, he said that Iran had sought a nuclear weapon, despite claims to the contrary.
The gulf between the nuclear-weapon states (and their close allies) and the rest has widened.
If he were to unleash a nuclear weapon, he would lose his luxuries and his life.
However, the creation of an entirely new nuclear weapon further complicates already-tense U.S.–Russian relations.
"We don't want Iran to get a nuclear weapon," Pompeo told Face the Nation on Sunday.
Intelligence experts have concluded that Kim will not abandon his pursuit of a deliverable nuclear weapon.
"Most importantly, we will deny the Iranian regime all paths to a nuclear weapon," it said.
"I don't want to see a nuclear weapon destroy you and your family," he told reporters.
Hence, there are fears that once these restrictions expire, Iran could rapidly develop a nuclear weapon.
"You know that Iran is going to have a nuclear weapon very soon," he told O'Reilly.
Last month, North Korea carried out its sixth and most powerful test of a nuclear weapon.
Then in 2003, KJU's father Kim Jong-Il announced that North Korea had a nuclear weapon.
SANGER: You mean if Japan had a nuclear weapon it wouldn't be so bad for us?
A shift towards "first use" of nuclear weapon posture will have ripple effect in South Asia.
The current agreement prevents Iran from amassing enough fuel to build a nuclear weapon until 2030.
Are we going to drop a nuclear weapon on Iran, a country of 80 million people?
He has said repeatedly he didn't care if other countries got nuclear weapon, Japan, Saudi Arabia.
Until Mr. Trump, no one could imagine the United States ever using a nuclear weapon again.
It has been 37 years since any nation tested a nuclear weapon in the planet's atmosphere.
And it did not back off from earlier promises that it wouldn't seek a nuclear weapon.
But Washington's development of new nuclear-weapon and missile technologies is also contributing to global instability.
It sharply restricts Tehran's ability to enrich uranium to prevent the development of a nuclear weapon.
" Right now, he added, "it's not like a nuclear weapon is getting ready to be developed.
Instead of stopping Iran from gaining a nuclear weapon, the Trump administration has accelerated that possibility.
" In an apparent reaction to that message, Trump tweeted: "IRAN WILL NEVER HAVE A NUCLEAR WEAPON!
The President of the United States, Donald Trump, can launch a nuclear weapon whenever he wants.
In September, North Korea tested its most powerful nuclear weapon to date, likely a hydrogen bomb.
"We hope that we would never have to use a nuclear weapon ever again," he said.
Obtaining enough highly enriched uranium or plutonium is the biggest hurdle to producing a nuclear weapon.
The Asian country added that it would continue developing its nuclear weapon program without a delay.
Similar rhetoric led China to live-test a nuclear weapon atop a ballistic missile in 1966.
For example, Iran was permitted to keep some key technology necessary for making a nuclear weapon.
For decades, the international community has tried to stop North Korea's nuclear weapon and missile development.
The United States does not and should not accept North Korea as a nuclear-weapon state.
The deal is accomplishing a critical national security priority — preventing Iran from obtaining a nuclear weapon.
US policy in this and previous administrations is that Iran should not have a nuclear weapon.
"North Korea already has a nuclear weapon and is more isolated from the international economy, the international stage, whereas Iran is pursuing a nuclear weapon and, I know it sounds extraordinary to say, but compared to North Korea is more integrated into the global economy," he said.
Until recently a scenario involving Russian forces using such a tactical nuclear weapon during a conflict in Europe would force the US to choose to either respond with a much larger and more destructive strategic nuclear weapon or to respond through conventional non-nuclear military action.
We acknowledge Iran's initial actions regarding the agreement to suspend its program to develop a nuclear weapon.
Pyongyang hasn't tested a nuclear weapon since September 2017, or a missile since November of that year.
"It is us who, because of our religious views, will never pursue a nuclear weapon," he added.
Tehran remains significantly further from a nuclear weapon than it was when the deal came into force.
The nation still retains the ability to build a new nuclear weapon every seven or eight weeks.
" The newly minted commander-in-chief is worried the US has "fallen behind on nuclear weapon capacity.
Second, many of the restrictions aimed at preventing Iran from developing a nuclear weapon are time-limited.
The Air Force general did not say whether the missile was capable of carrying a nuclear weapon.
Electromagnetic pulse is an intense wave of electrical energy generated by the detonation of a nuclear weapon.
He knows the use of a nuclear weapon would start a war the country could not win.
All eyes have been on North Korea following the country's sixth test of a nuclear weapon Sunday.
The pact is meant solely to prevent Iran from acquiring a nuclear weapon, supporters say — nothing more.
Both presidents marshaled international support for sanctions around Iran's alleged secret attempts to develop a nuclear weapon.
These tactics are still used, but now, the ultimate "weapon of the weak" is a nuclear weapon.
The United States does not want Iran to enrich at levels that could produce a nuclear weapon.
The last recorded test of a nuclear weapon by North Korea was in September of last year.
Do you know that Iran was racing toward a nuclear weapon and Russia was expanding its stockpile?
Although the deal didn't address every concern, it was successfully preventing Iran from developing a nuclear weapon.
And Iran might end up taking the so-called club of nuclear weapon states into double digits.
North Korea says its goal is a missile-delivered nuclear weapon capable of striking the United States.
The deal was intended to keep Iran from producing a nuclear weapon, a crucial and necessary goal.
The Libyans also bought the design for a rocket-borne nuclear weapon that the Chinese had tested.
More important, the North Korean scientists' knowledge of how to make a nuclear weapon cannot be erased.
They acted even though American intelligence agencies say Iran is not trying to build a nuclear weapon.
Mr. Trump's accusations that Iran covets a nuclear weapon are at the heart of the current standoff.
Breaking the stockpile limit would not, by itself, give Iran enough fuel to produce a nuclear weapon.
"It's not just about a nuclear weapon, as you know," said Morgan Ortagus, the State Department spokeswoman.
If that weren't the case, we might have to reconsider Italy's nuclear-weapon sharing abilities under NATO.
" "And the Iran nuclear deal has made it clear that Iran will not have a nuclear weapon.
Launching even a "low-yield" nuclear weapon off a submarine greatly increases the chances of nuclear miscalculation.
R.G.: The argument for putting it on the table is that it's a low-yield nuclear weapon.
It's important to note that Rouhani's statement doesn't mean Iran is moving to build a nuclear weapon.
He vowed to stop the North from developing a nuclear weapon capable of hitting the United States.
Tehran is patiently waiting until the sunset clauses "set" and it can quickly produce a nuclear weapon.
It reaffirms and strengthens Iran's commitment, under the Nuclear Nonproliferation Treaty, to never acquire a nuclear weapon.
President Trump says that on his watch, Iran will never be allowed to have a nuclear weapon.
The most powerful nuclear weapon ever created, known as the Czar bomb, was tested there in 1961.
But that doesn't mean Iran will abandon the deal altogether and race towards developing a nuclear weapon.
Pyongyang also may be developing nuclear weapon-driven electromagnetic pulse weapons to destroy the U.S. power grid.
Any use of the B-59's nuclear weapon, however, required consent from its three senior officers.
North Korea became a nuclear weapon state and insisted that all future negotiations proceed from that reality.
And I don't want my children to carry the nuclear weapon on their back their whole life.
He also claimed it would only delay Iran from attaining a nuclear weapon, rather than prevent it.
But that's precisely why it was so important that we prevent Iran from obtaining a nuclear weapon.
The Obama administration's goal was to block Iran's path to a nuclear weapon diplomatically instead of by force.
He would prefer those restrictions remain indefinitely so it's even harder for Iran to obtain a nuclear weapon.
There is growing concern that North Korea is edging closer to being able to deploy a nuclear weapon.
This is an alarm-bell figure: 20% enables swift enrichment to the 90% needed for a nuclear weapon.
The best way to test what happens when a nuclear weapon explodes is to just blow it up.
The discovery led to fears ISIS, also know as ISIL, was setting its sights on a nuclear weapon.
"Each of the pathways that Iran had to a nuclear weapon have been verifiably closed down," he declared.
It's worth pointing out that North Korea could already hit South Korea and Japan with a nuclear weapon.
Germany was also party to the agreement that basically aims to prevent Iran from getting a nuclear weapon.
A non-nuclear weapon, on the other hand, needs to hit its target within a matter of yards.
Saudi Arabia has long been reported to be interested in purchasing a nuclear weapon from an outside source.
The weapon's explosive yield is a fraction of a nuclear weapon, but it still packs a devastating punch.
A nuclear weapon dropped somewhere in the Bay Area (San Francisco/Oakland) incinerates the area; there's nothing left.
"All of that is very worrisome because that may very well have a nuclear weapon someday," said Klingner.
"That's why Kim Jong Un strongly believes that only a nuclear weapon can guarantee his rule," Thae said.
As a result, the negotiations achieved only a narrow result: limiting Iran's ability to produce a nuclear weapon.
The faction systematically denied the existence of nuclear-weapon-related work, which further fueled international suspicions, Santoro noted.
Lewis asks: Can the nuclear weapon survive the shock, vibration and temperature changes associated with ballistic missile flight?
A nuclear weapon is the ultimate survival mechanism for an isolated regime with little influence and few friends.
The question is not whether Iran will have a nuclear weapon, but rather when, unless it is stopped.
"Oil is the life blood of North Korea's effort to build and fund a nuclear weapon," Haley said.
Iran also possessed large amounts of uranium gas, many times more than needed to make one nuclear weapon.
As the only country ever to use a nuclear weapon, the United States has a responsibility to act.
However, there is no disagreement it has produced fissile material that could be turned into a nuclear weapon.
North Korea is on track to acquire the capability to strike the US mainland with a nuclear weapon.
The JCPOA has significantly rolled back Iran's nuclear programme and ensures it does not develop a nuclear weapon.
Pyongyang has in the past promised to back off its nuclear weapon development program, only to repeatedly backtrack.
A deal that keeps a nuclear weapon out of Iran's hands, and makes the world a safer place.
There is no evidence that Iran is currently pursuing a nuclear weapon in contravention of the deal's terms.
But Major General Hossein Salami, the head of the Revolutionary Guards, denied Iran was pursuing a nuclear weapon.
Concerns that compromising on the "gold standard" would allow Saudi Arabia to develop a nuclear weapon are unfounded.
None of the actions that Mr. Rouhani warned of would get Iran to a nuclear weapon anytime soon.
The Obama administration's goal was to block Iran's path to a nuclear weapon diplomatically, instead of by force.
Yes, Iran is permanently enjoined from building a nuclear weapon, even after the limitations on uranium enrichment expire.
It was never inconceivable that North Korea would develop a nuclear weapon and put it on a missile.
Here's the relevant portion of the interview: KELLY: How do you stop Iran from getting a nuclear weapon?
" Signers would also promise to never "carry out any nuclear weapon test explosion or any other nuclear explosion.
We don't want to be under a nuclear weapon umbrella, and we think we should stay militarily nonaligned.
"I will do more to prevent Iran from ever developing — I mean ever — a nuclear weapon," he said.
In Europe, officials do not believe the maximum pressure campaign has curbed Iran's pursuit of a nuclear weapon.
He even said he was skeptical of the possibility that North Korea could launch its own nuclear weapon.
Now there is the prospect that the mullahs who run Iran could try to seek a nuclear weapon.
To ensure that would happen, the process for ordering and launching a nuclear weapon had to be fast.
McMaster told "Fox News Sunday" that North Korea is close to threatening the U.S. with a nuclear weapon.
Preventing Iran from obtaining a nuclear weapon "needs to be our No. 1 focus," he said on Monday.
At present, the U.S. national laboratories are doing little to improve their understanding of foreign nuclear weapon designs.
The world is alarmed by North Korea's fourth test of a nuclear weapon, its first since February 2013.
In September 2005, China orchestrated a six-party joint statement calling for a nuclear-weapon-free Korean Peninsula.
Every six to seven weeks North Korea may be able to add another nuclear weapon to its arsenal.
Nor should we want them to live in fear of an Iranian nuclear weapon pointed at their homes.
We have not tested a nuclear weapon in a quarter-century; nor have we designed or produced nukes.
"The mere possession of a nuclear weapon would not meet that test [of an imminent threat]," McKeon said.
" Trump also insisted upon a undefined guarantee "that Iran never even comes close to possessing a nuclear weapon.
Pyongyang now has a missile that could potentially hit all of the United States with a nuclear weapon.
Look, they're not going to have a nuclear weapon ... I don't think they like the position they're in.
North Korea has tested its fifth nuclear weapon — one more powerful than any device it has tested previously.
Western officials say the missile technology used in such launches could be applied to delivering a nuclear weapon.
Supporters of the deal say it increases Iran's so-called "breakout" time — the amount of time it would take Iran to develop enough highly enriched uranium for a nuclear weapon — and has successfully limited Iran from obtaining a nuclear weapon without requiring the United States to fire a single shot.
"Doctors, physicists, defense specialists, psychologist, agronomists, climate scientist, strategic experts, intelligence experts, investigative journalists, nuclear weapon scientists," he said.
It is the "nuclear weapon" of identifying technologies that can reveal much more -- and more intimate -- information about people.
And there are two main reasons Iran might want a nuclear weapon: for defensive purposes and for offensive purposes.
He unleashed the nation's largest non-nuclear weapon for the first time on an ISIS cave complex in Afghanistan.
"I've been the hotels where connecting to the Internet is harder than launching a nuclear weapon," he says jokingly.
A nuclear weapon was moved within miles of the machine, in case it was needed to annihilate the base.
North Korea claimed on Wednesday that it had tested a hydrogen bomb, the most powerful kind of nuclear weapon.
President Donald Trump has just launched a nuclear weapon at a fictional island off the coast of mainland China.
The US intelligence community determined in 2007 that Iran had abandoned its pursuit of a nuclear weapon in 2003.
That explains why the North, in the coming years, became so attached to the idea of a nuclear weapon.
At the time, it wasn't expected that Russia could achieve a nuclear weapon until at least the mid '50s.
The North has tested a long-range missile that is theoretically capable of hitting Guam with a nuclear weapon.
Thank goodness in all these decades since 1945, a nuclear weapon has not been used in anger since then.
"My deep fear is that they will launch a live nuclear weapon on one of their missiles," Hanham said.
Correction: This story was updated to reflect the month North Korea claimed to have successfully tested a nuclear weapon.
They had said for a long time that they believe the U.S. is hypocritical because it possesses nuclear weapon.
"One thing that is in our interest is to prevent Saudi Arabia from getting a nuclear weapon," Sherman said.
Or if they try to keep developing an ICBM with a nuclear weapon on top to hit the homeland.
In a few years, literally -- in a few years they would be on their way to a nuclear weapon.
Blitzer pointed out that Saudi Arabia has plenty of money that could be put toward buying a nuclear weapon.
The United States rallied support for the deal by focusing narrowly on preventing Iran from developing a nuclear weapon.
Enrichment moves Iran closer to being able to build a nuclear weapon, though it has denied harboring such ambitions.
On September 23, 1992, the United States conducted its last underground nuclear weapon test at the Nevada Test Site.
Trump has said he would not allow Pyongyang to develop a nuclear weapon capable of hitting the United States.
An EMP is a burst of electromagnetic energy that can be caused by a nuclear weapon or solar storms.
His focus is on undermining the effective implementation of this agreement that prevents Iran from obtaining a nuclear weapon.
Trump has said he will not allow Pyongyang to develop a nuclear weapon capable of hitting the United States.
A video installation called "Center-Surround" reenacts every nuclear-weapon explosion in history as hand-to-hand combat moves.
If a nuclear weapon is about to explode, here's what a safety expert says you can do to survive
Kerry and Bush agreed a nuclear weapon in the hands of rogue states was the greatest threat to America.
European signatories are trying to save the accord, which they see as crucial to forestalling an Iranian nuclear weapon.
Nukemap VR is a new virtual-reality experience that lets users detonate a nuclear weapon in New York City.
"Missile defense is OK politically, but remember you can smuggle a nuclear weapon inside a bale of marijuana," Rep.
President Trump warned that North Korea could soon be able to strike the United States with a nuclear weapon.
What's unimaginable to me is allowing a capability that would allow a nuclear weapon to land in Denver, Colorado.
Is the military option also on the table for the U.S. to prevent Iran from acquiring a nuclear weapon?
Meanwhile, Russia says it will build new missiles that can reach the US and possibly detonate a nuclear weapon.
If the bargain is holding, why provoke Iran into a mad dash for a nuclear weapon by cancelling it?
She said the reduction in nuclear weapon stockpiles under New START makes it imperative that Washington improve its arsenal.
The breach of the cap does not by itself give the country the material to produce a nuclear weapon.
For many years, leaders across the world had become increasingly concerned about the possibility of an Iranian nuclear weapon.
This is a movie in which St. Paul's Cathedral houses a nuclear weapon, and product placement overrides any aesthetic.
It would be far easier for the North to entrust a nuclear weapon to a plane or a boat.
Under the accord, Iran is prohibited through 2030 from possessing enough nuclear fuel to manufacture a single nuclear weapon.
The new warheads, the first new US nuclear weapon in decades, were first produced in February of last year.
What's more, the Iranian regime has never actually come out and said it wants to build a nuclear weapon.
In his first address to the United Nations General Assembly, Trump ripped Kim over North Korea's nuclear weapon program.
Our live blog tracked market reaction as a North Korean nuclear weapon test pushed investors toward safe haven assets.
As Iran gets closer to possessing a nuclear weapon, the United States will once again inch closer to war.
Even before he said "Good morning," he declared, that Iran will never have a nuclear weapon under his watch.
In September, the country detonated what it said was a hydrogen bomb — its most powerful nuclear weapon to date.
This is not because of my fondness for nuclear weapon but because it is the right thing to do.
No, Iran is not close to building a nuclear weapon or trying to, as the White House has asserted.
Among the most serious threats that I worried faced Israel was the possibility of Iran developing a nuclear weapon.
"But that's precisely why it was so important that we prevent Iran from obtaining a nuclear weapon," Obama said.
" Soon after that comment, Matthews asks: "Can you tell the Middle East we're not using a nuclear weapon on anybody?
He said North Korea was a nuclear weapon state while Libya had been at the initial stage of nuclear development.
" "It is unlikely that North Korea now has a nuclear weapon that weighs as little as 1,000 kg (2,200 lb).
So that's it: Iran rolls back its ability to get a nuclear weapon and more money flows into the country.
The year before, Trump warned North Korea could soon be able to strike the United States with a nuclear weapon.
I think the agreement to make certain that Iran does not get a nuclear weapon was a huge step forward.
They want a nuclear weapon to have theological ends to bring about their mahdi so they can control the world.
This is why we should celebrate the recent agreement with Iran, which may stop it from producing a nuclear weapon.
UK PM MAY SAYS A COMPROMISE DEAL ON IRAN REMAINS THE BEST WAY TO PREVENT IRAN GETTING A NUCLEAR WEAPON
The agreement was hailed by US President Barack Obama as a way to impede Iran from obtaining a nuclear weapon.
"If there's no invasion on our sovereignty we will not use nuclear weapon," the North Korean state news agency said.
Trump, who has also criticized the accord, assured Netanyahu that Tehran would never be able to build a nuclear weapon.
" Graham continued, "He's saying that he's going to build an ICBM with a nuclear weapon on top to hit America.
Another advancement likely to happen relatively soon is the development of the thermonuclear warhead -- a powerful type of nuclear weapon.
"If there's no invasion on our sovereignty we will not use nuclear weapon," The North Korean state agency reportedly said.
And fourth, terrorists are more eager than ever to acquire and detonate a nuclear weapon somewhere in the Western world.
Pyongyang's test Sunday of what is thought to be its most powerful nuclear weapon doesn't change that fact, experts say.
Oppenheimer's remark followed his bearing witness to the world's very first nuclear weapon explosion, deep in the New Mexico desert.
Among the changes would be automatically snapping back sanctions should Iran get within one year of having a nuclear weapon.
"A government that cannot be trusted with a bone saw, should not be trusted with a nuclear weapon," said Sherman.
"If they do get a nuclear weapon, you're going to get an arms race in the Middle East," Johnson said.
" "We will continue to work alongside our allies and partners to ensure that Iran can never acquire a nuclear weapon.
The Nuclear Non-Proliferation Treaty forbids non-nuclear-weapon states, of which North Korea was one, from acquiring nuclear weapons.
Meanwhile, Iran's chief regional rival, Saudi Arabia, reiterated its position that it will build a nuclear weapon if Iran does.
The huge site, in the east of our country, was the center of the Soviet Union's nuclear weapon testing program.
Right now, U.S. policy leaves open the possibility of being the first to use a nuclear weapon in a conflict.
Perhaps most importantly, Iran is incrementally breaching the nuclear agreement, easing its path to a nuclear weapon with every step.
Instead, he threatened to leave the deal unless it was renegotiated to permanently block Tehran's path to a nuclear weapon.
North Korea withdrew from the Nuclear Non-Proliferation Treaty in 2003 and conducted its first nuclear weapon test in 2006.
If Pyongyang follows through on the threat, it would be the first nuclear weapon detonated in the atmosphere in decades.
If not, Tehran will enrich uranium to previously banned levels, which could bring it closer to gaining a nuclear weapon.
That's potentially dangerous, as that could allow Riyadh to pursue a nuclear weapon with US-sold equipment down the line.
Iran could take intermediate steps, neither complying in full with the deal nor saying they're working toward a nuclear weapon.
In addition, the review reverses plans to retire the B-6900 bomb, the largest nuclear weapon in the U.S. stockpile.
The documents detailed the challenges of integrating a nuclear weapon into a warhead for the Shahab-3, an Iranian missile.
Similarly, the Iranians know that our resolve to prevent them from acquiring a nuclear weapon may crumble under partisan pressure.
The treaty prohibits "any nuclear weapon test explosion or any other nuclear explosion," of any size, regardless of the yield.
Tehran has always insisted that it has no intention of building a nuclear weapon, but that assurance is widely discounted.
We can do both simultaneously to prevent Iran from developing a nuclear weapon and preventing us from going to war.
If not, Tehran will enrich uranium to previously banned levels — which could bring it closer to gaining a nuclear weapon.
If Kim decides the answer is no, using a nuclear weapon against South Korea no longer seems crazy or suicidal.
And 40 nations have joined the Treaty of Pelindaba that creates a nuclear-weapon-free zone in Africa. HALF-BAKED?
It was under his command that American forces dropped a MOAB, the biggest non-nuclear weapon in the American military.
As long as I am President of the United States, Iran will never be allowed to have a nuclear weapon.
Saudi Arabia's powerful crown prince says the kingdom would pursue a nuclear weapon if its regional rival Iran obtains one.
South Korea was seeking "the toughest retaliation measures" after the North tested another nuclear weapon, a national security official said.
Iran isn't rushing towards developing a nuclear weapon, but it's laying the groundwork to make it easier if wanted to.
Rouhani also downplayed meeting with Trump during the U.N. General Assembly in New York to discuss a nuclear weapon deal.
"Iran announced the resumption of some of its nuclear activities but not the pursuit of a nuclear weapon," he said.
As long as I am president of the United States, Iran will never be allowed to have a nuclear weapon.
During the Cuban missile crisis, Soviet Navy officer Vasili Alexandrovich Arkhipov talked his captain out of launching a nuclear weapon.
"I strongly agree with the need for a low-yield nuclear weapon," Hyten said in regard to submarine-launched warheads.
U.S. disarmament ambassador Robert Wood told the forum that Washington would never recognize North Korea as a nuclear weapon state.
The alert, which sent Hawaii into a state of panic, comes amid growing concerns about North Korea's nuclear weapon capabilities.
We continue to call on partners to confront Iran's support for terrorists and block Iran's path to a nuclear weapon.
"The potential for a nuclear program, the need to block all paths to a nuclear weapon for Iran," he added.
Pyongyang is defying United Nations resolutions to pursue its ambition to develop a nuclear weapon that can strike U.S. territory.
While this atrophy has been taking place, the nuclear weapon threat to America has been intensifying geographically, technologically, and numerically.
After the latest news out of Tehran, the same can be said for Iran's continued progress toward a nuclear weapon.
And switching between a nuclear fuel centrifuge arrangement and a nuclear weapon arrangement isn't all that difficult or time-consuming.
For all of Mr Trump's bluster, he has no good way of stopping North Korea from developing an effective nuclear weapon.
In effect, Iran is no closer to having a nuclear weapon now than when it signed the accord back in 2015.
China is a party to the Iran nuclear deal that provides clear incentives to block Iran's path to a nuclear weapon.
Since Trump took office earlier this year, the country has launched multiple missile tests and conducted a sixth nuclear weapon test.
I've been fighting for 12 years with one thing in mind, that we must stop Iran from getting a nuclear weapon.
Very late on Tuesday, North Korea claimed that it had tested a hydrogen bomb, an especially powerful type of nuclear weapon.
The developments from Tehran "do not immediately bring (Iran) closer to a nuclear weapon," Rome said in a research note Wednesday.
Iran is Saudi Arabia's key rival in the Middle East, and they've made gains toward obtaining a nuclear weapon in past.
Yet any military action would strengthen hardliners, destabilise the region and hasten the mullahs in their quest for a nuclear weapon.
By making the movies public and analyzing them, Spriggs hopes to help other nuclear weapon physicists learn more about nuclear explosions.
"What's unimaginable to me is allowing a capability that would allow a nuclear weapon to land in Denver, Colorado," he said.
A remarkably broad sanctions instrument, one human rights expert calls it a cross between a scalpel and "a tactical nuclear weapon".
There was the offhand suggestion at a CNN town hall that he would allow Saudi Arabia to obtain a nuclear weapon.
With global powers on tenterhooks, the risk of a miscalculation -- and a knee-jerk deployment of a nuclear weapon -- would increase.
That legislation ensure Iran does not come close to possessing a nuclear weapon, with close to a 1-year breakout timeline.
Beyond resolving the current crisis is the deeper challenge to prevent recurrent crises that pit nuclear weapon states against one another.
"But with little visible appetite for disarmament from nuclear-weapon states, this bargain is increasingly called into question," warned UNA-UK.
Iran has always denied that it was seeking a nuclear weapon and says it wants to abide by the nuclear deal.
But the president's strongest applause lines from the crowd here were his vows to prevent Iran from getting a nuclear weapon.
It also takes no steps toward even more vital efforts to restrain North Korea's efforts to develop a deliverable nuclear weapon.
We will not allow North Korea to develop a capacity to deliver a nuclear weapon to the United States, Trump proclaimed.
As energy secretary, Perry would be responsible for energy research and regulation, as well as overseeing the nation's nuclear weapon stockpile.
A series of photos released in March 2016 showed Kim inspecting what the North Koreans claimed was a miniaturized nuclear weapon.
Such a strike could rally the population around the regime and cause a surviving commander to respond with a nuclear weapon.
Washington's position — that Trump will never accept North Korea having a nuclear weapon that could reach the United States -- is entrenched.
Two former defense officials are circulating a proposal in Washington to resurrect an obsolete nuclear weapon and deploy it near Europe.
"War in the Korean peninsula would be terrible, however, a nuclear weapon detonating in Los Angeles would be terrible," Milley said.
Crucially, despite the help of Khan, it is not clear that Libya actually possessed the capability to build a nuclear weapon.
Its response to the sanctions was to double down on its nuclear program and move ever closer to a nuclear weapon.
This preference for game-show binaries continued with a discussion about whether the U.S. should ever use a nuclear weapon first.
The nuclear deal sets limits on Iran's ability to build a nuclear weapon in exchange for the lifting of international sanctions.
"It's not as dangerous as ever because it will not have a nuclear weapon," Kerry told MSNBC's "Morning Joe" on Tuesday.
Better yet, Iran would be able to obtain a nuclear weapon in due time thanks to sunset clauses in the agreement.
The two leaders were expected to discuss what China can do to rein in North Korea's missile and nuclear weapon programs.
The two leaders were expected to discuss what China can do to rein in North Korea's missile and nuclear weapon programmes.
The president is not going to allow North Korea to have a nuclear weapon in their hands that can hit America.
In exchange for the lifting of sanctions, Iran took a series of steps to prevent it from building a nuclear weapon.
With the exception of India and Pakistan, no nation has tested a nuclear weapon since 1996, according to analyst Josh Pollack.
Simply put, if North Korea wanted to strike South Korea and Japan with a nuclear weapon, it could likely do so.
But that is of little comfort to anyone who does get hit by a nuclear weapon anywhere in the world today.
The details: Pompeo confirmed that North Korea continues to produce fissile material, the key ingredient of its growing nuclear weapon stockpile.
The rationale behind Pakistan's tactical nuclear weapon was to deter Indian proactive war-fighting strategies formally known as Cold Start Doctrine.
The Obama administration understandably preferred a diplomatic solution to the use of force to inhibit Iran's pursuit of a nuclear weapon.
So if you're worried that Iran is about to have a nuclear weapon in the next days or weeks, don't fret.
That could raise serious questions about whether the agreement, intended to block Iran from making a nuclear weapon, is still viable.
Even if the US hadn't developed a nuclear weapon, there was nothing stopping other countries or groups from making one themselves.
Yet AI tools (at least presently) can't kill like a nuclear weapon, and the development of AI tools isn't nationally isolated.
Jeremy Hunt, the British foreign secretary, agreed that Iran must be prevented from developing a way to build a nuclear weapon.
It was purely transactional, limited almost entirely to securing a 15-year ban on Iran's ability to build a nuclear weapon.
It was written in 1962 and set aboard a luxury freighter that is hijacked by pirates smuggling a tactical nuclear weapon.
The Treaty represents the only binding commitment in a multilateral treaty to the goal of disarmament by the nuclear-weapon States.
Before his country's incursion into northern Syria, President Recep Tayyip Erdogan of Turkey voiced a larger ambition: pursuing a nuclear weapon.
We tried to answer a big question in the standoff: Can North Korea actually hit the U.S. with a nuclear weapon?
North Korea was the only nuclear-weapon state voting for negotiations to ban the bomb last October at the United Nations.
Mr. Obama negotiated a deal with Iran that his administration says would delay that government's ability to develop a nuclear weapon.
His comments came hours after revelations that Pyongyang has successfully created a miniaturized nuclear weapon designed to fit inside its missiles.
On Thursday, the House is expected to vote on whether to give President Donald Trump a new, more "usable" nuclear weapon.
The most basic kind of nuclear weapon — the kind experts say the North began with — is known as an atomic bomb.
Of all the options we have for ensuring that Iran never gets a nuclear weapon, this pact offers the fewest disadvantages.
Yet President Trump had chosen to use the most powerful non-nuclear weapon in the world on a remote Afghan village.
" Trump fought back as well, vowing in an all-caps tweet on Monday that Tehran "will never have a nuclear weapon!
The move is another as part of the administration's "maximum pressure" campaign against Iran and its nuclear weapon efforts (The Hill).
PRESIDENT TRUMP: As long as I'm president of the United States, Iran will never be allowed to have a nuclear weapon.
The most powerful nuclear weapon ever tested, meanwhile, is said to be a Soviet hydrogen bomb that yielded 50,000 kilotons TNT.
Asked whether he would never allow Iran to get a nuclear weapon, Pete Buttigieg, the former mayor of South Bend, Ind.
And Iran would be unable to move toward a nuclear weapon without our knowing it through inspections authorized by the agreement.
He vowed Iran would never have a nuclear weapon and that it was time for a "new deal" with the country.
Most Asian markets closed lower on Friday after North Korea threatened it could consider testing a nuclear weapon in the Pacific.
It is true that theater and battlefield nuclear weapon deployments peaked in the late 1960's and were dramatically reduced thereafter.
Tensions have escalated between North Korea and the U.S. after reports that North Korea has developed a missile-ready nuclear weapon.
The international community is focused on North Korea's efforts to develop a nuclear weapon it could deliver to the United States.
Iran's nuclear activity was the subject of much concern before the JCPOA effectively constrained the risk of an Iranian nuclear weapon.
What makes this type of nuclear weapon so dangerous is that it can be launched without warning in decapitating sneak attacks.
Nuclear, fissile and radioactive materials — ingredients for a nuclear weapon, crude weapon or dirty bomb — are quite literally all around us.
The West feared Iran could use its program to build a nuclear weapon; Iran insists the program is for peaceful purposes.
"The end result of this could well be our acquiescence in allowing Iran to develop a nuclear weapon," Mr. Webb said.
My fellow Americans: Today, I want to update the world on our efforts to prevent Iran from acquiring a nuclear weapon.
Here's what he said: COOPER: It has been a U.S. policy for decades to prevent Japan from getting a nuclear weapon.
Then President-elect, Donald Trump responded on Twitter, saying North Korea would not be allowed to create a nuclear weapon capable of hitting the US. "North Korea just started that it is in the final stages of developing a nuclear weapon capable of reaching parts of the US. It won't happen!" he said at the time.
So, measured by whether the agreement has prevented Iran from developing or obtaining a nuclear weapon, it has so far been successful.
They should be shutting down and dismantling their uranium- enrichment program, along with their plutonium program and their nuclear weapon&aposs program.
Iran, on the other hand, can build a nuclear weapon if it chooses to, according to the 2016 US National Intelligence Assessment.
But they are smart enough to not take steps that permit adversaries to say they are "breaking out" towards a nuclear weapon.
Trump also knocked Biden and former President Barack Obama on Monday for their efforts to prevent Iran from getting a nuclear weapon.
The suggestion is that they are smaller and less damaging than a normal nuclear weapon and therefore usable in theaters of war.
In the call with May, Trump "underscored his commitment to ensure that Iran never acquires a nuclear weapon," the White House said.
We need at least one World War threat or nuclear weapon tangent to wake up and realize we're seconds away from doomsday.
If you keep threatening the American homeland with a nuclear weapon, we&aposre going to destroy your regime, it&aposs that simple.
He also warned that any use of a nuclear weapon against Russia or any of its allies would draw an immediate response.
"If powerful elements in Riyadh can't be trusted with a bone saw," says Sherman, "you can't trust them with a nuclear weapon."
And the US military now believes North Korea has the capability to "miniaturize" a nuclear weapon and fit it onto that missile.
It doesn't seem to have been a test of a nuclear weapon, and Defense Department officials said no missile launch was detected.
Was it reading an article that said North Korea could one day, possibly, maybe hit the United States with a nuclear weapon?
It's an intercontinental ballistic missile, or ICBM, meaning it has a very long range and is designed to carry a nuclear weapon.
Without that, "Iran will think it can continue to develop a nuclear weapon, destabilize the region and spread terror," the statement said.
Saying that he'll never allow North Korea to have an ICBM missile that can hit America with a nuclear weapon on top.
So can North Korea put a nuclear weapon on a missile and launch an attack on, say, San Francisco or Los Angeles?
Several times this week, in fact, North Korea has continued and, if anything, escalated its threat to potentially deploy a nuclear weapon.
At the same time, Pyongyang is still several key developments away from actually deploying an ICBM that could carry a nuclear weapon.
Miniaturization one of several key steps Miniaturizing a nuclear weapon is one key part of building a nuclear-armed intercontinental ballistic missile.
Like many in the US government, he found it hard to believe that the Soviets could develop a nuclear weapon so quickly.
White House officials said that Mr. Obama had no intention of questioning President Harry S. Truman's decision to use a nuclear weapon.
They must also ensure that Iran will not have a "patient pathway" to a nuclear weapon following expiration of the JCPOA's restrictions.
They contend that as a practical matter no American president would use a nuclear weapon when so many other options are available.
Then there is North Korea, which appears to be moving again toward a capability of delivering a nuclear weapon with a missile.
The nuclear deal lifts global sanctions against Iran in exchange for new limits on the country's ability to develop a nuclear weapon.
Iran's efforts to produce a nuclear weapon have come to a halt and scare talk about a new regional war has disappeared.
" The Iran nuclear deal: Trump said the U.S. must ensure the current regime does "not get even close to a nuclear weapon.
If the deal is scrapped, Iran, nuclear design in hand, will be able to produce its first nuclear weapon in just months.
He promised in January that he wouldn't allow North Korea to develop a missile that could bring a nuclear weapon to America.
Plus, the US and its partners are unsure where many of the dozens of missiles that would carry a nuclear weapon are.
Any provocation from the North, especially another intercontinental missile test or an atmospheric test of a nuclear weapon, could change that dynamic.
"Initial calculations indicate the new missile could deliver a moderately sized nuclear weapon to any city on the U.S. mainland," Elleman said.
But things aren't yet bad enough for it to unleash its trade nuclear weapon: a threat to stop buying U.S. Treasury bonds.
It could also disrupt oil supplies from Iran, OPEC's third-largest producer, and potentially free the regime to pursue a nuclear weapon.
Pompeo&aposs assertion that the JCPOA guaranteed there was a "glide path for Iran to have a nuclear weapon" was also misleading.
And putting the Iran deal at risk could leave us blindly wondering how close Iran might be to acquiring a nuclear weapon.
Mr. Netanyahu recently described how Iran conducted a secret project between 1999 and 2003 to research the technology for a nuclear weapon.
"Iran can never acquire a nuclear weapon, it would be catastrophic for the Middle East," Hook told reporters in a conference call.
In 1958, this rocket became the first to detonate a nuclear weapon; three years later, it carried the first American into space.
STEVEN MNUCHIN: If you look in the Middle East, the President has made very clear: Iran can never have a nuclear weapon.
Reopening negotiations could also prompt Iran to restart its uranium centrifuges, putting the country back on a path to a nuclear weapon.
Trump made his remarks hours after reports that Pyongyang had successfully created a miniaturized nuclear weapon designed to fit inside its missiles.
"Chinese sanctions only target at its nuclear weapon program, and we are firmly opposed to Seoul's political fantasy against Pyongyang," it said.
To determine the cost of one nuclear weapon, you have to account for the costs of their production, delivery systems and maintenance.
Not only because he allowed Iran to keep 6,500 centrifuges, more than enough to produce a nuclear weapon over the next decade.
"  "I mean, if North Korea has a nuclear weapon, I mean, who are you going to try to prevent from getting one?
North Korea would like us to believe they have these capabilities, but they have never tested a nuclear weapon on a missile.
But a lot of it boils down to whether or not you believe that a nuclear weapon would be a usable capability.
His military tested its largest nuclear weapon to date, seven times stronger than the bomb the US dropped on Hiroshima in 1945.
Russia has nothing to gain from North Korea's acquisition of a nuclear weapon, and Moscow could help tighten the screws on Pyongyang's economy.
So let me be clear, under President Donald Trump, the United States of America will not allow Iran to develop a nuclear weapon.
If you could substantially reduce the risk of harm to ground troops, would you use a battlefield nuclear weapon to take out ISIS?
He has denounced Kim as a "rocket man" on a suicide mission for test launches of ballistic missiles and for nuclear weapon tests.
I have often struggled with the question of how much should America care if North Korea has a nuclear weapon and delivery capabilities.
North Korea first tested a nuclear weapon in 2006 after years of negotiations failed to convince the isolated country to abandon its program.
Iran has repeatedly denied it wanted a nuclear weapon, and Western intelligence agencies have long known much of the information that Netanyahu presented.
European powers see the accord as the best chance of stopping Tehran acquiring a nuclear weapon and have intensified efforts to save it.
"In sum, the JCPOA has dramatically reduced the risk that Iran could suddenly produce significant quantities of nuclear-weapon materials," conclude the scientists.
In a world of a deliverable North Korean nuclear weapon, US war planners concluded that the conventional responses of the past weren't enough.
North Korea has not fired a rocket or tested a nuclear weapon since it launched a ballistic missile over Japan on Sept. 15.
Iran also says it's begun to exceed its limit on enriching uranium, the element can serve as fissile material in a nuclear weapon.
Another part of the equation — one that has been largely overlooked — is the issue of how North Korea would launch its nuclear weapon.
Some U.S. officials think that North Korea might be ready to fire a nuclear weapon by next year, according to the Washington Post.
GENEVA (Reuters) - Iran will never pursue a nuclear weapon, Foreign Minister Mohammad Javad Zarif said on Tuesday, according to the IRIB news agency.
The most powerful nuclear weapon ever detonated was the Tzar Bomba, a hydrogen bomb tested by the Soviet Union in 1961, he said.
Regardless of exactly what it was, what is widely regarded as North Korea's fourth test of a nuclear weapon remained a worrying development.
In the simulation, the asteroid would burst a mile above the city, yielding an explosion with as much energy as a nuclear weapon.
The two men exchanged fiery rhetoric last year over North Korea's attempts to build a nuclear weapon that could reach the United States.
We can't ignore potential nuclear conflict between India, Pakistan United States foreign policy currently focuses on preventing Iran from developing a nuclear weapon.
We know they have a nuclear weapon, but can they deliver it accurately and in a manner that doesn't kill its own people?
But it could lead Iran to bust out of the terms of the agreement and resume its suspected development of a nuclear weapon.
And if this accord is put into question then voices in Iran will speak up to say: 'Let's also have a nuclear weapon.
And nearly half of voters — 46 percent — say the GOP nominee would use a nuclear weapon to attack ISIS or another foreign enemy.
"The Prime Minister emphasized the UK's commitment to (it)... as the best means of preventing Iran acquiring a nuclear weapon," May's office said.
The Obama administration says the deal reached last July offered the best possible prospect of ensuring Iran would not develop a nuclear weapon.
On Tuesday, North Korea celebrates its Army Day, and there is concern it could launch missiles or test a nuclear weapon in celebration.
Although North Korea's latest test has drawn widespread concern, it is by no means the only country capable of launching a nuclear weapon.
The agreement has placed significant restrictions on Iran's nuclear activity, effectively blocking paths to both a uranium-based and plutonium-based nuclear weapon.
Given the extraordinary destructive power of a nuclear weapon, keeping a close eye on enrichment around the world is critical to global security.
Despite North Korea carrying out its first nuclear weapon test in 0.73, the six-party-talks process somehow limped on until April 2009.
Mr. Kim said North Korea would act like "a responsible nuclear power" by not using a nuclear weapon unless its sovereignty is violated.
The biggest problem we have is nuclear — nuclear proliferation and having some maniac, having some madman go out and get a nuclear weapon.
THE PRESIDENT: My fellow Americans: Today, I want to update the world on our efforts to prevent Iran from acquiring a nuclear weapon.
Any uranium enriched above this level is considered suitable for a nuclear weapon, and thus raises the risk of provoking a military response.
Heavy water is also a key component in the production of a nuclear weapon—taxpayers should not be subsidizing Iran's illegal nuclear program.
While such pressure makes sense, severing ties as the United States did in the 1990s after Pakistan developed a nuclear weapon is unwise.
"He's been unsuccessful in getting any sort of a detailed agreement with North Korea in regard to the nuclear weapon effort," Merkley said.
Blunt the international diplomatic, economic and military measures focused on the North Korean nuclear weapon and missile programs, just as their bite increases.
Now the bombs at Incirlik could only be used if US pilots first flew nuclear-weapon-capable planes there to load them up.
More advanced centrifuges would allow Iran to more rapidly enrich uranium, which could allow it to develop a potential nuclear weapon even faster.
Meanwhile, the European Union has been scrambling to save the deal it sees as vital to preventing Iran from obtaining a nuclear weapon.
By attaining a nuclear capable intercontinental nuclear weapon, Kim hopes to blackmail the US into reducing its military presence on the Korean Peninsula.
So they have an absolute path to nuclear weapons, they can not have a nuclear weapon, and I don't want them supporting terrorism.
He has also announced an end to testing, maintaining the work has been completed on North Korea's nuclear weapon and ballistic missile programs.
Under the deal, Iran agreed to restrictions that would prevent it from developing a nuclear weapon in exchange for relief from economic sanctions.
Critics of the agreement, such as Israel, say this will facilitate Iran's eventual development of a nuclear weapon, a view many lawmakers hold.
It is designed to vaporize targets and collapse structures, producing powerful blasts and aftershocks but without the radioactive fallout of a nuclear weapon.
Unfortunately, U.S. foreign policy toward North Korea the last 16 years has not succeeded, leaving North Korea with ever growing nuclear weapon capabilities.
The consequences of using a nuclear weapon in terms of lives lost, physical destruction and cost to American moral standing would be devastating.
The White House said Trump had spoken to Macron on Monday to discuss efforts to ensure Iran does not obtain a nuclear weapon.
So the purpose was to stop the nuclear arms race in the region and to limit Iran's ability from reaching a nuclear weapon.
It began enriching uranium up to levels of 4.5%, which is still far below the level needed to produce a nuclear weapon (90%).
The pair discussed "ways to continue working together to deny Iran all paths to a nuclear weapon," according to a White House statement.
I've also been at several workshops where policymakers compare quantum computing, which promises to enable greatly increased computing complexity, to nuclear weapon technology.
By itself, the move does not give Iran enough material to produce a single nuclear weapon, though it inches it in that direction.
Last September, Kim tested a nuclear weapon seven times stronger than the one the US dropped on Hiroshima in 1945 at the site.
That treaty forbids any non-nuclear-weapon states that are signatories from building atomic weapons, and requires them to allow in international inspectors.
The first are the sorts of incidents Tegmark goes through in the video: One side misperceives the other as launching a nuclear weapon.
During the race to obtain a nuclear weapon during the Cold War, the Soviet Union experimented with a wide variety of nuclear materials.
I share the objective and commitment made by the president that Iran should never be able to acquire or develop a nuclear weapon.
But on Wednesday morning, the UK leader said the nuclear deal was the "best way" to prevent Iran from obtaining a nuclear weapon.
Critics often ignore the fact that the deal was intended to keep Iran from producing a nuclear weapon, a crucial and necessary goal.
By Clinton allowing Iran to acquire a nuclear weapon through catastrophic Iran nuclear agreement— which Iran has repeatedly violated— can be potentially genocidal.
She kept calling it a nook, which also sounds like nuclear weapon, which is weird, meaning like N-O-O-K or something.
Such a program would not violate the international deal intended to prevent Iran from developing a nuclear weapon, or any other formal agreement.
In a recent interview with CBS' "60 Minutes," MBS said that if Iran develops a nuclear weapon, Saudi Arabia will want one too.
Iran wanted the world to believe it could get a nuclear weapon (but hadn't yet made a decision to dash toward a bomb).
The nuclear deal, formally known as the Joint Comprehensive Plan of Action (JCPOA), was designed to prevent Iran from obtaining a nuclear weapon.
But the mere fear in the West that Iran could seek revenge by pushing ahead with a nuclear weapon remains its greatest leverage.
The architects of this delicate balance of terror wanted to ensure that launching one nuclear weapon meant, effectively, the end of human civilization.
How will President Trump know whether the Iranians are living up to their commitment not to produce a nuclear weapon without good intelligence?
Trump's "fire and fury" statements were a response to reports that Pyongyang has successfully created a miniaturized nuclear weapon that fits inside missiles.
The pariah state has produced a nuclear weapon that can fit inside its missiles, NBC News confirmed Tuesday, citing a U.S. intelligence official.
"It uses its nuclear weapon capability as a firewall that it uses to carry out terrorist strikes in India with impunity," he said.
When the North tested a nuclear weapon in September 2016, local residents said they were afraid of large-scale leaks of radioactive material.
The president regularly calls Iran a major nuclear threat, even though it no longer has enough fuel to make a single nuclear weapon.
"Meaning, the condition that you say is dangerous and can produce plutonium," he said, referring to a key ingredient in a nuclear weapon.
Experts say that it could take up to a year for Iran to produce enough highly-enriched uranium to build a nuclear weapon.
Last week, he said Saudi Arabia would be prepared to pursue a nuclear weapon if its regional rival Iran was to obtain one.
Given the extraordinary destructive power of a nuclear weapon, keeping a close eye on enrichment around the world is crucial to global security.
The biggest problem we have is nuclear—nuclear proliferation and having some maniac, having some madman go out and get a nuclear weapon.
Preventing Iran from developing or obtaining a nuclear weapon will require steady leadership, a nuanced understanding of diplomacy and constant scrutiny of Iran's behavior.
Diplomats say China and Russia only view a long-range missile test or nuclear weapon test as a trigger for further possible U.N. sanctions.
It's possible that the warhead could be a relatively lower-yield fission device, a boosted-fission device, or a full-on staged nuclear weapon.
For the past decade, international focus has been on North Korea's ability to produce a nuclear weapon — something analysts predict is some way off.
The other three pillars — sanctioning Iran, addressing missile proliferation, and denying Iran a path to a nuclear weapon — all appear to still be standing.
I only wish he had gotten this a deal which would have prevented them to having a clear pathway to a nuclear weapon system.
The threat of Iran having a nuclear weapon is precisely what is driving Saudi Arabia to be so concerned about where it sits today.
While he was successful in brokering a deal aimed at preventing Iran from obtaining a nuclear weapon, other areas of arms control have stalled.
Iran has repeatedly denied it wanted a nuclear weapon, but Western intelligence agencies have long known much of the information that Netanyahu presented. Sen.
Mr Bolton, in particular, believes that the only reliable way to stop Iran from getting a nuclear weapon is to bomb its nuclear infrastructure.
On October 2, 1992, President George H. W. Bush signed the test ban that stuck, and the US hasn't tested a nuclear weapon since.
The missile that was launched is the kind the North Koreans hope could someday carry a nuclear weapon capable of reaching the United States.
In March 2015, he wrote an article suggesting the US and/or Israel should bomb Iran to keep it from obtaining a nuclear weapon.
They also included a nuclear-powered global range cruise missile and an underwater drone designed to strike coastal facilities with a heavy nuclear weapon.
Meanwhile, markets in Asia closed mostly lower amid news that North Korea conducted a test of a nuclear weapon, possibly its largest one yet.
North Korea, which first tested a nuclear weapon in May 2009, has been under U.S. sanction over its nuclear program since at least 1992.
If even one North Korean nuclear weapon were to remain and be launched against Seoul, an estimated 622,000 South Koreans would be killed outright.
If you fire a nuclear weapon anywhere -- Guam, the western United States, anywhere -- I will authorize strikes that will blow your regime to smithereens.
The Obama administration, meanwhile, has defended the agreement, claiming that it was solely meant to cut off Iran's ability to build a nuclear weapon.
Countries must also work toward nuclear weapon disarmament, while the United States should open better dialogues with countries like Russia, China, and North Korea.
The 12 U.S. presidents before Obama (six Democrats and six Republicans) recognized this, and they used nuclear weapon superiority as a national security policy.
LONDON (Reuters) - A compromise deal remains the best way to prevent Iran acquiring a nuclear weapon, British Prime Minister Theresa May said on Wednesday.
Kim knows a nuclear weapon offers more protection to his regime than a piece of paper, and he believes he needs nukes to survive.
To mark the 72nd anniversary of the first nuclear weapon test, CNN's Sophie Tatum and Gabe Ramirez visited the Trinity Site in New Mexico.
Coats and Stewart were both asked if North Korea had the capability to use a nuclear weapon against US allies Japan or South Korea.
Tensions between North Korea and the United States and its allies over the former's nuclear weapon program has compounded the decline in bond yields.
There's not a real "nuclear button" Trump can press — that's just a metaphor for the framework that's used to ultimately launch a nuclear weapon.
But the claim that the deal blocks Iran from obtaining a nuclear weapon in the foreseeable future doesn't sit well with senior Israeli officials.
Of course, each nuclear weapon, once exploded, leaves behind debris that carries quite a distinct "signature" that can immediately identify its country of origin.
On Sunday, North Korea tested what it claimed was a hydrogen bomb, marking the sixth time the isolated state has tested a nuclear weapon.
Vice Admiral Robert Monroe has called for reviving the U.S. Defense Nuclear Agency to resume serious work on understanding and mitigating nuclear weapon effects.
The biggest obstacle to building a nuclear weapon is stockpiling enough fissile material — highly enriched uranium or plutonium — for the core of a bomb.
To advance that goal, the president should reconsider the Defense Department's effort to develop a new nuclear weapon called the Long-Range Standoff Weapon.
An agreement that prevents Iran from acquiring a nuclear weapon is one thing that should never be undone just to satisfy a campaign promise.
The largest non-nuclear weapon in the US arsenal, the MOAB targeted a network of tunnels in eastern Afghanistan along its border with Pakistan.
The other signatories including U.S. allies Germany, France and Britain have reaffirmed the deal, seeing it as crucial to preventing a Iranian nuclear weapon.
The means the so-called breakout time for Iran to obtain a nuclear weapon would get shorter than the current estimate of a year.
"But we also want to ensure that we have a nuclear deal in place that prevents them from getting a nuclear weapon," May added.
Changing procedural rules with a party-line vote is so controversial that it's likened in the Senate to using a nuclear weapon in warfare.
"We don't expand trust around the world by saying, 'you know, we might be the first one to use a nuclear weapon,'" she said.
President Trump early Sunday characterized North Korea's actions as "hostile and dangerous to the United States" after Pyongyang's latest test of a nuclear weapon.
The country's Dassault Rafale fighter jet can deploy a nuclear weapon with a warhead 20 times the size of the bomb dropped on Hiroshima.
Many nuclear experts found it worrisome during the campaign when Trump insisted in multiple interviews a need to be "unpredictable" with nuclear weapon use.
I mean, he keeps saying that they prevented — that Hillary Clinton started the deal with the Iranians prevented Iran from getting a nuclear weapon.
Critics would likely argue that Kim Jong-un is too dangerous, unpredictable, and threatening to have even a single nuclear weapon at his fingertips.
North Korea could acquire the ability to deliver a nuclear weapon to the United States within "months," a top American spy official said Thursday.
But they dare not, at least for now, as the stakes are not yet high enough: Iran isn't close to getting a nuclear weapon.
North Korea is just "months away" from being able to strike the United States' mainland with a nuclear weapon, a U.S. envoy said Tuesday.
I think having a nuclear weapon used by accident or on purpose against a civilian population is unavoidable as long as we possess them.
European powers see the international accord as the best chance of stopping Tehran developing a nuclear weapon and have intensified efforts to salvage it.
To do that successfully, North Korea needs two things: a functioning nuclear weapon, and a way to deliver that weapon to a specific location.
Named after me, it was enforced under President Bush in 1990 when he could not certify that Pakistan did not have a nuclear weapon.
The Pentagon already has far more nuclear weapons than it needs to deter another country from attacking the United States with a nuclear weapon.
We are afraid of the direct possibility of North Korea, just over the border, testing a nuclear weapon again and of a radiation leak.
It provides for unprecedented international inspections of Iranian facilities to ensure compliance with Iran's repeated vow that it will never develop a nuclear weapon.
That is the number one threat we face in the world, and it particularly threatening if terrorists get their hands on a nuclear weapon.
It remains unclear whether Iran has the technical capability to construct a nuclear weapon, much less fit it onto a ballistic missile for delivery.
Mr. Trump has threatened to unleash "fire and fury" on the North if it continues to threaten the United States with a nuclear weapon.
The goal would be to demonstrate that it had solved all the technological issues involved in delivering a nuclear weapon to an American city.
They are strategic weapons, and the United States will always look at the employment of a nuclear weapon as a strategic attack,' Hyten said.
The Iranian regime has never actually said it seeks to develop a nuclear weapon, in fact maintaining that its nuclear program is entirely peaceful.
It's important to note that Iran doesn't have missiles that can reach the US mainland from Iran, nor does it have a nuclear weapon.
But it gives the Islamic Republic another reason to unshackle itself from the nuclear deal's restrictions and move closer to obtaining a nuclear weapon.
But he said Iran will want to stop short and not try to significantly quicken the breakout time for acquisition of a nuclear weapon.
The headlines followed a report earlier Tuesday that the rogue state has successfully created a miniaturized nuclear weapon designed to fit inside its missiles.
North Korea has successfully created a miniaturized nuclear weapon designed to fit inside its missiles, NBC News confirmed Tuesday, citing a U.S. intelligence official.
In that game, the central set piece is about an American invasion leading to the detonation of a nuclear weapon in the Middle East.
Iran appears to have stockpiled enough uranium for a nuclear weapon, which is a major sign President Donald Trump's maximum pressure campaign is failing.
Prior to his visit, Mohammed told CBS' "60 Minutes" that Saudi Arabia would immediately seek to obtain a nuclear weapon if Iran developed one.
Pyongyang soon after withdrew from the Nuclear Non-Proliferation Treaty and only a few years later, the Kim regime tested its first nuclear weapon.
The 2015 deal offered Iran relief from sanctions in exchange for it taking steps that would ensure it did not obtain a nuclear weapon.
Meanwhile, Iran has resumed nuclear activities in violation of JCPOA restrictions, shortening its path to a nuclear weapon if it decides to break out.
The Agreed Framework collapsed after US intelligence discovered possible attempts by the North Koreans to enrich uranium -- a potential pathway to a nuclear weapon.
The North's missile program aims to find a way to launch a nuclear weapon at a target far away, such as the United States.
This could also very well be the year when Iran finally decides it has nothing further to lose and moves toward a nuclear weapon.
Despite the progress, Hyten said North Korea still has work to do before being able to hit the United States with a nuclear weapon.
"War in the Korean peninsula would be terrible, however, a nuclear weapon detonating in Los Angeles would be terrible," Army Chief of Staff Gen.
Trump's ultimatum of "fire and fury" came after a Washington Post report said the pariah state was capable of building a miniaturized nuclear weapon.
Panetta said that while he believes there are flaws with the agreement, Iran is technically abiding by it by not developing a nuclear weapon.
"It has been more than 400 days since North Korea has undertaken a provocative test of a missile or a nuclear weapon," he said.
It'd be one thing to do all this damage if Iran actually was pursuing a nuclear weapon in direct defiance of the nuclear deal.
In fact, the military is duty-bound to carry out a lawful order from the president to strike another country with a nuclear weapon.
The biggest obstacle to building a nuclear weapon is obtaining enough fissile material — highly enriched uranium or plutonium — for the core of the bomb.
A nuclear weapon, on the other hand, requires even higher enrichment, typically around 90 percent, though it needs much less mass than a reactor.
Critics of the deal believe that when those restrictions expire in 10-15 years, Iran would be able to swiftly develop a nuclear weapon.
North Korea is estimated to possess anywhere from 10 to 25 nuclear weapon "equivalents," intelligence analyst speak for acknowledging North Korea as a nuclear power.
Ultimately, our efforts to prevent Iran from obtaining a nuclear weapon and preserve America's global leadership role rest in the hands of the American people.
Trump could potentially be the "American president who prevented North Korea from obtaining the ability to strike the US with a nuclear weapon," Zhao added.
Trump could potentially be the "American president who prevented North Korea from obtaining the ability to strike the US with a nuclear weapon," Zhao added.
He withheld half his federal income tax in the early 1980s in protest of nuclear weapon stockpiling, and he urged others to do the same.
"Trump blustered early this year that the DPRK's final access to a nuclear weapon that can reach the U.S. mainland will never happen," KCNA wrote.
Experts are more confident that if North Korea wanted to strike South Korea and Japan with a nuclear weapon, it could very likely do so.
The deal saw Iran agree to limit uranium enrichment in its nuclear program, which the West feared could be used to build a nuclear weapon.
It appears negotiations for the swap began in earnest after the finalization of the nuclear deal that limited Iran's ability to develop a nuclear weapon.
But what if North Korea were to mistake sunlight reflecting off clouds as an incoming nuclear weapon, as almost happened to the Russians in 1983?
They may already have learned to shrink a nuclear weapon enough to fit it on a missile, though a warhead may not survive re-entry.
I&aposve seen North Korea lie, deceive, say they will stop enriching uranium only to start enriching, start developing plutonium to pursue a nuclear weapon.
"There is no reason to doubt that they have a reliable nuclear weapon that is small enough to fit on a missile," he told me.
While that represents Iran's first major departure from the accord, it still remains likely a year away from having enough material for a nuclear weapon.
Mr Netanyahu accepts that the deal has succeeded in limiting Iran's production of highly enriched uranium, which can be used to make a nuclear weapon.
Trump has said he believes the nuclear deal is too generous toward Iran and would not stop it from trying to develop a nuclear weapon.
We have very clear objectives of making sure that no American city is going to be held hostage with a nuclear weapon by North Korea.
But he put a time limit on those talks, which means Iran may put itself on the path toward a nuclear weapon in mere weeks.
The Iran deal was designed as a pragmatic arms-control agreement that cuts off Iran's route to a nuclear weapon for a period of time.
Shares of uranium producer Cameco Corp advanced 1.1 percent to C$0.93 after U.S. President-elect Donald Trump called for expanded U.S. nuclear weapon capability.
Japan, the only country to be bombed by a nuclear weapon, is also the only nation without atomic arms to have significant amounts of plutonium.
Earlier this week, for example, the State Department's top spokesperson boldly proclaimed that a Trump administration would never let North Korea get a nuclear weapon.
The two leaders also discussed ongoing efforts to ensure Iran does not obtain a nuclear weapon, White House spokesman Judd Deere said in a statement.
It does, however, need access to a nuclear weapon for it to work, something that's luckily out of the reach of most political protest groups.
The ministry said the bomb, the most powerful non-nuclear weapon ever used by the US, destroyed an ISIS base but no civilians were hurt.
Trump made the claim on Twitter following the disclosure on Tuesday that North Korea has developed a nuclear weapon designed to fit inside its missiles.
But the US and its allies pursued the Iran deal for the very opposite reason: because they believed Iran was indeed pursuing a nuclear weapon.
The original Obama-Kerry deal to prevent Iran from building a nuclear weapon was never really an arrangement that the mullahs were going to honor.
Five times North Korea has tested a nuclear weapon, and five times the CTBTO's vast network of international monitoring stations successfully picked up each event.
Details: State media did not specify if Wednesday's test was of a nuclear weapon, but "tactical" suggests it was a short-range weapon, per Reuters.
The United States worked with China, France, Germany, Russia and the U.K. from 2013 to 2015 to stop Iran's progress toward building a nuclear weapon.
The international deal, orchestrated by the Obama administration, was designed to prevent Iran from obtaining a nuclear weapon in response for relief from economic sanctions.
But increasing uranium enrichment levels is still seen as a more serious breach than the stockpiling, as it gets Iran closer to a nuclear weapon.
Under the changes being proposed by Corker and Cotton, sanctions would be automatically reimposed if Iran comes within a year of obtaining a nuclear weapon.
North Korea has said it isn't interested in diplomacy until it has the capability to launch a nuclear weapon that could hit the US mainland.
A decision is made to expeditiously build a nuclear weapon, leveraging several covert, dispersed enrichment sites of which the U.S. and its allies are unaware.
US President Donald Trump's upcoming trip to Asia (though not New Zealand) is expected to focus extensively on North Korea's nuclear weapon and missile programs.
Mass production of advanced centrifuges, if carried out, would give Iran a decided advantage if it wanted to shorten a rush to a nuclear weapon.
In March, Saudi Arabia's Crown Prince said his country would obtain a nuclear weapon "as soon as possible" if Iran, the kingdom's archrival, developed one.
The nuclear pact, which was implemented earlier this year, lifts sanctions on Iran in exchange for limits on its ability to build a nuclear weapon.
It has yet to demonstrate that it can land a reentry vehicle and hit a target, let alone one with a nuclear weapon on it.
The first three are acknowledged nuclear weapon states, now joined by North Korea, which withdrew from the treaty in order to finalize its nuclear ambitions.
The Kim regime is developing a nuclear weapon that can reach the United States, and just simulated a missile attack against a base in Japan.
If Iran today chooses to dash for a nuclear weapon it will be found out, thanks to the restraints imposed on it by the deal.
But the comments were a sign that an end to a standoff between the two countries over North Korea's nuclear weapon program is not imminent.
It is an imperfect but extremely useful tool for halting Iran's efforts to build a nuclear weapon, and it is verifiable and enforceable to boot.
"North Korea just stated that it is in the final stages of developing a nuclear weapon capable of reaching parts of the U.S.," he tweeted.
Russian President Vladimir Putin said on Thursday that his country has developed a new nuclear weapon that makes defense systems "useless," according to multiple reports.
But the other signatories, like Ms. Merkel, regard the deal as a breakthrough, halting Iranian progress toward a nuclear weapon for at least a decade.
If indeed, as seems likely, Iran already has the design for a nuclear weapon, it need only amass enough fissile material to complete the bomb.
But as NOAA meteorologist Chris Landsea has explained, hurricanes are so powerful that even a nuclear weapon, or several, would barely nudge such a storm.
Iran has broken its commitments under the Iran nuclear deal, which shortens the time it could take them to break out to a nuclear weapon.
Mr. Trump, who pulled the United States out of the 2015 pact, has vowed that he will not allow Tehran to build a nuclear weapon.
The other signatories to the deal - the European Union, China and Russia - want to salvage the accord to prevent Tehran from developing a nuclear weapon.
He said he and Trump share the same objectives — to prevent Iran from obtaining a nuclear weapon and to avoid further escalation in the Gulf.
If further enriched, to 90 percent, that is enough fuel to produce a single nuclear weapon, a step the Iranians insist they would never take.
You would enter the White House with Iran likely closer — but not close, to be clear — to obtaining a nuclear weapon — — because of Donald Trump.
Kim knows that dragging negotiations out as long as possible works to his advantage -- there hasn't been a freeze on his nuclear weapon proliferation activities.
It is absolutely absurd to dare compare the DPRK, a nuclear weapon state, to Libya which had been at the initial state of nuclear development.
In the weeks before Turkey's incursion into Kurdish-controlled areas in northern Syria, President Recep Tayyip Erdogan voiced his larger ambition: pursuing a nuclear weapon.
In an interview with CBS, Crown Prince Mohammed bin Salman said Saudi Arabia is not actively pursuing a nuclear weapon, but that could change suddenly.
Typically, China and Russia only view a test of a long-range missile or a nuclear weapon as a trigger for further possible U.N. sanctions.
Iran said last month it had begun injecting gas into IR-6 centrifuges -- a process that could ultimately be used to develop a nuclear weapon.
The affair began with repeated questions on Iran, including asking candidates point-blank if they would promise not to let Iran get a nuclear weapon.
The failure of the talks in Hanoi means that the North Korean regime can work toward a nuclear weapon capable of hitting the United States.
"  Earnest on Wednesday rejected Cotton's amendment as a way of "undermining the effective implementation of this agreement that prevents Iran from obtaining a nuclear weapon.
It would be catastrophic if a nuclear weapon is used during Mr. Trump's presidency or if his stance encouraged more countries to acquire such arms.
How will he know how close North Korea is to mating a nuclear weapon to a long-range missile and detonating it over American soil?
" However, she added: "But we also want to ensure that we have a nuclear deal in place that prevents them from… getting a nuclear weapon.
Hawaii's preparedness plan will be based on what would happen if a 15-kiloton nuclear weapon detonated 1,000 feet above Honolulu, according to local media.
To create a nuclear weapon, it is necessary to have fuel (enriched uranium or plutonium), an explosive device (trigger mechanism), and a delivery system, (e.g.
Its LEU stock is too little for a nuclear weapon, and its heavy water is useless until completion of a corresponding reactor — likely years away.
Iran might have just put the final nail in the coffin, and this move could be perceived as a step toward obtaining a nuclear weapon.
Less predictable is whether or when Mr. Kim might deliver an infuriating message to Mr. Trump by testing a nuclear weapon or intercontinental ballistic missile.
The reason we had to sign a nonproliferation deal with them is that there are people in Iran who want to build a nuclear weapon.
Sovereigntists will respond that international norms and institutions didn't stop North Korea from developing a nuclear weapon, nor did they halt the carnage in Syria.
GENEVA, June 25 (Reuters) - Iran will never pursue a nuclear weapon, Foreign Minister Mohammad Javad Zarif said on Tuesday, according to the IRIB news agency.
Recall the deal's main trade: Iran stops its march toward a nuclear weapon, and the other countries give it more access to the global economy.
Making matters worse, the US military believes North Korea already has the capability to "miniaturize" a nuclear weapon and fit it onto that missile, which it could then use to hit major US cities like Washington, DC. Taken together, it looks like there's little Trump can do to stop North Korea's march toward a missile that can carry a nuclear weapon to the American mainland.
"We have not seen North Korea demonstrate capability to miniaturize a nuclear weapon, and again, put it on a ballistic missile," he told a news briefing.
That is a U-215 level suitable for use in a nuclear reactor but far from the approximately 22025% suitable for use in a nuclear weapon.
According to officials, the agreement extends the time it would take for Tehran to develop a nuclear weapon from two months to more than a year.
Simply put, the nuclear deal, known formally as the Joint Comprehensive Plan of Action, stops Iran from getting a nuclear weapon for at least a decade.
Last week, Trump announced that the US was withdrawing from the Iran nuclear deal, a move that could push Iran closer to acquiring a nuclear weapon.
And number two, if we find out they're developing a nuclear weapon and we know how to get to it, we're gonna go take it out.
Last week, Netanyahu produced what he called dramatic evidence that Iran had intended to build a nuclear weapon before the nuclear deal was put into place.
By 2005, realizing that Pyongyang was closer to producing a nuclear weapon, Bush sought to negotiate a more comprehensive disarmament agreement – but it was too late.
Related: Kim Jong-un Says North Korea Will Test Its Nuclear Warhead Soon In 2006, North Korea tested its first nuclear weapon and long-range missile.
The deal's critics argue that Tehran will then resume its quest for a nuclear weapon, without fear of the punishing economic sanctions it had once faced.
North Korea just stated that it is in the final stages of developing a nuclear weapon capable of reaching parts of the U.S. It won't happen!
North Korea launched an intermediate-range missile in early September that flew over Japan, just weeks after conducting its sixth nuclear weapon test on Sept. 3.
Now, it seems, Iran will go much higher, but it's unclear if it will enrich uranium at the 90 percent level required for a nuclear weapon.
"We are not going to let North Korea pursue a nuclear weapon with the ballistic missile capacity to deliver it to United States territory," Clinton said.
Here he fought against a group of Neo Nazis threatening to detonate a nuclear weapon and start an all-out war between the USA and Russia.
The second bomb tested, an implosion-type nuclear weapon affectionately named "Helen of Bikini," created a towering spray dome of two million tons of radioactive water.
But I think North Korea believes that President Trump will not allow them to develop the capability to hit the American homeland with a nuclear weapon.
Mexico's move follows a tide of international condemnation of North Korea for repeated missile launches and the test of a powerful nuclear weapon in recent weeks.
A report from early August claimed that Trump asked a foreign policy adviser several times during a briefing about why America can't use its nuclear weapon.
Allowing CNN exclusive access to a training drill underground, four members of the battalion enter a facility staged to look like it's for nuclear weapon storage.
Asked if he would target ISIS with a tactical nuclear weapon, Trump responded that reporters and editorial writers at the meeting were all very good looking.
"The thing we always forget is that every single country that builds a nuclear weapon immediately thinks of ways to make it more sophisticated," he said.
In a separate interview with Wolf Blitzer, Kerry dismissed concerns that Saudi Arabia might seek to buy a nuclear weapon to balance the deck with Iran.
"North Korea just stated that it is in the final stages of developing a nuclear weapon capable of reaching parts of the U.S.," Trump tweeted Monday.
Kim Jong Un, an unstable and unpredictable dictator, is able to threaten the United States of America with what appears to be a viable nuclear weapon.
In March, its leader, Kim Jong Un, posed with a model of a nuclear weapon core and the re-entry vehicle of a long-range missile.
Diplomats say China and Russia only view a test of a long-range missile or a nuclear weapon as a trigger for further possible U.N. sanctions.
Still, the most powerful nuclear weapon test conducted by the U.S. was at Bikini Atoll in the Marshall Islands in 214 and code-named Castle Bravo.
Moammar Gadhafi agreed to abandon the country's attempts to develop a nuclear weapon and admitted international inspectors to verify that its nuclear sites had been dismantled.
Their achievements to date on that front pale in comparison to what they might accomplish should they manage to get their hands on a nuclear weapon.
Ironically, as nuclear weapon states pursue upgrades to their arsenal, they also insist that countries like North Korea and Iran abandon plans to develop nuclear weapons.
Current United States nuclear weapon policy is already ade facto No-First-Use policy, so leaving First-Use on the table creates less safety, not more.
And less driver burnout means fewer chances of having a 475 kiloton nuclear weapon getting involved in a fender-bender on the freeway during rush hour.
Not only did China's first nuclear weapon test, in 28503, help set off a chain reaction of proliferation across Asia, but China directly abetted that proliferation.
Centrifuges are machines that enrich uranium, a process that can purify the element to the level needed for use in the core of a nuclear weapon.
North Korea has ramped up the pace of its ballistic missile tests in recent months and conducted its sixth test of a nuclear weapon in September.
But even if the latest ICBM can enter U.S. airspace, that doesn't mean Pyongyang is capable of striking the world's largest economy with a nuclear weapon.
But the introduction of even newer nuclear weapon systems through the 2018 Nuclear Posture Review appears to have taken the heat off the new cruise missile.
On Friday, North Korea detonated its second nuclear weapon in a year, the first time it has ever tested two such weapons in such quick succession.
But that's not specific to Trump -- top military officials would offer advice to any president facing the extraordinary decision of whether to launch a nuclear weapon.
The nuclear deal, which was implemented earlier this year, lifted international sanctions on Iran in exchange for limits on its ability to build a nuclear weapon.
"When so many crazy folks are getting closer to having a nuclear weapon, I don't want them to think, 'I could strike this country,'" he said.
It's been clear for many years that Iran had a nuclear hedging strategy, and that they have long wanted an option to produce a nuclear weapon.
The bomb -- a Mark IV nuclear weapon filled with lead, uranium and TNT, but not the plutonium necessary for a nuclear explosion -- has been missing since.
It's also threatening to detonate a nuclear weapon in the Pacific and shoot down U.S. planes that fly north — even if they're out of DPRK airspace.
Nuclear Threat Initiative warned that a sophisticated cyber attack could "increase the risk of unauthorized use of a nuclear weapon," according to the report released Wednesday.
Rouhani also told reporters that Iran has never sought a nuclear weapon, but raised the possibility that Iran could one day enrich uranium for energy purposes.
They argued that Iran, despite its support for terrorism in the region, had not violated the terms of the deal by working toward a nuclear weapon.
" When asked why he doesn't confront Kim Jong-un's human rights record: "Because I don't want to see a nuclear weapon destroy you and your family.
Diplomats say China and Russia only view a long-range missile test or nuclear weapon test as a trigger for further possible U.N. Security Council sanctions.
As for the country's safety, well, Osama bin Ladin is dead, and the Iran treaty makes it harder for that country to get a nuclear weapon.
It also rolled back Iran's existing program, kept it under strict limitations and included a pledge from Iran that it would never seek a nuclear weapon.
The nuclear deal, which was implemented earlier this year, sets limits on Iran's ability to build a nuclear weapon in exchange for rolling back international sanctions.
The writer, a former Air Force nuclear weapon launch officer, was among 10 nuclear officers who signed a letter saying Mr. Trump should not be president.
During an interview with CBS's John Dickerson on April 30, Trump didn't rule out a military strike on North Korea if it tested a nuclear weapon.
The US military now believes Kim already has a miniaturized nuclear weapon, which means the bomb is small enough to fit on top of a missile.
He believes that the United States should have bombed Iran years ago, rather than negotiating an international agreement to prevent it from obtaining a nuclear weapon.
Since going into force in 2016, that deal has blocked Tehran's path to a nuclear weapon and prevented a nuclear arms race in the Middle East.
By every account, Iran is complying with the agreement, has committed to never obtaining a nuclear weapon and has subjected itself to rigorous monitoring and verification.
In this case, North Korea achieved a big step toward its goal of having a missile that can carry a nuclear weapon to America's largest cities.
Iran is essentially threatening to shorten its timeline to develop a nuclear weapon, an outcome Mr. Trump has said he would take military action to prevent.
Before the nuclear deal, Iran had a "breakout time" of just weeks before it had the capability to build a nuclear weapon, Obama administration officials said.
The group, known as the National Coalition to Prevent an Iranian Nuclear Weapon, had planned to release the statement on the anniversary of the American withdrawal.
Common wisdom holds that, if North Korea launches even one nuclear weapon against the U.S., the result will be the complete destruction of the entire country.
And how would he deal with Iran, which may be closer than ever to getting a nuclear weapon on the day he enters the Oval Office?
A typical nuclear warhead weighs about 300 kg, although North Korea is not believed to have been able to miniaturize a nuclear weapon to that size.
The Iranians said they&aposd consider returning to the nuclear pact, designed to prevent Iran from obtaining a nuclear weapon, if sanctions against them were lifted. 
The decision brings Iran, which has already been breaching certain limits spelled out in the deal, significantly closer to being able to develop a nuclear weapon.
The objectives, according to Graham, should be stopping Iran's ballistic missile program and preventing Iran from building a nuclear weapon and supporting of terrorist organizations. Sen.
Over the weekend, Mr. Rouhani announced that Iran was preparing to restart its production of highly enriched uranium, the material needed to build a nuclear weapon.
Those it sees as having "high potential" of making a negative ESG impact (entities involved in nuclear weapon or tobacco production, for example) are automatically excluded.
Iran is withdrawing from the 2015 nuclear deal, a move that could be perceived as the country taking a big step toward obtaining a nuclear weapon.
Critically, Tehran also remains a party to the 1970 Nuclear Non-Proliferation Treaty as a non–nuclear weapon state, which bars it from building atomic arms.
After we notified Klobuchar's campaign that we planned to call her claim about "a nuclear weapon" false, the campaign implicitly acknowledged that she had been inaccurate.
Trump first made his "fire and fury" threat after reports that Pyongyang had successfully miniaturized a nuclear weapon that could fit in one of its missiles.
Zarif has long been seen as the principal proponent of Iran continuing to respect the agreement that has prevented it from developing a deliverable nuclear weapon.
The nation's powerful Crown Prince, Mohammed bin Salman, has said publicly that if Iran develops its own nuclear weapon, Saudi Arabia will immediately acquire its own.
Mr. Trump said on Twitter last month that North Korea would be prevented from developing the ability to reach the United States with a nuclear weapon.
With the deal, Iran commits not to pursue nuclear weapons overall and faces obstacles if it seeks to break its commitment and pursue a nuclear weapon.
They say the regime is well aware of what happened with Libya's Moammar Gadhafi when he gave up his nuclear weapon ambitions after facing Western pressure.
They have exhorted Congress to preserve the deal, which they say is doing exactly what had been intended — thwarting Iran's ability to attain a nuclear weapon.
The actual enrichment — which he said would be at 20 percent purity, just short of being sufficient to build a nuclear weapon — would violate the accord.
The risk would be that Japan would be the only country in the history of civilization to have been attacked yet again with a nuclear weapon.
"There is a clear cause-and-effect relationship: Republicans would cast a vote that would set Iran back on a path to a nuclear weapon," Sen.
It's possible they stay in the deal; it's equally possible that they slowly chip away at the deal's restrictions or even dash for a nuclear weapon.
During the 2016 primary, Rubio condemned Trump in nearly the harshest terms imaginable, casting him as an unstable man who might fire off a nuclear weapon.
Recall that the Iran deal, known formally as the Joint Comprehensive Plan of Action, likely stops Iran from acquiring a nuclear weapon for about a decade.
They could either side with Trump and risk Iran developing a nuclear weapon, or try to save the deal and possibly exposing themselves to potential US sanctions.
He might think he's a tough guy, but he's playing with the possibility of a nuclear weapon being used somewhere on Earth in the very near future.
Mitchell also expressed concern about the Iran nuclear deal, which was passed by President Barack Obama in January to limit Iran's capacity to build a nuclear weapon.
All it takes is one nuclear weapon to cause a massive amount of destruction, so the unease about the proliferation of national nuclear power initiatives makes sense.
January 5, 2015: The North Koreans, either no longer willing to hear Chinese warnings against nuclear tests or hoping to deliberately defy Beijing, test a nuclear weapon.
The treaty banned nuclear weapon tests in the atmosphere, outer space and underwater and thus eliminated opportunities for photographic documentation of nuclear weapons testing in those environments.
While much of the policy document echoes the views of the Obama administration, there are a few key changes, including when a nuclear weapon can be deployed.
Obama said there is a "shared responsibility" to look into the "eye of history" and ask what must be done to prevent another nuclear weapon being used.
In perhaps the most understatedly absurd speech of the entire convention, former House Speaker Newt Gingrich warned of terrorists detonating a nuclear weapon in the United States.
Before the second joint press conference between Trump and Putin, a protester was removed from the press area, holding a sign that read "Nuclear Weapon Ban Treaty."
Experts are skeptical that the North Koreans actually detonated a full hydrogen bomb, but the evidence does suggest that some kind of smaller nuclear weapon went off.
Diplomats say China and Russia typically only view a test of a long-range missile or a nuclear weapon as a trigger for further possible U.N. sanctions.
Does he really mean that he would stop North Korea from getting a nuclear weapon that could hit America, and use military force if he had to?
It reimposed economic sanctions last year after pulling out of the landmark 2015 Iran accord with world powers aimed at preventing Iran from developing a nuclear weapon.
The bomb -- a Mark IV nuclear weapon filled with lead, uranium and TNT, but not the plutonium necessary for a nuclear explosion -- has been missing ever since.
In 1963 he received a letter from three "Ban the bomb" anti-nuclear weapon campaigners as he met Harold Macmillan at the prime minister's Sussex country home.
"The results of the tests of this air ammunition have shown that it can be compared with a nuclear weapon by its efficiency and capabilities," Rukshin said.
It announced a part-suspension of its commitment to the nuclear accord, and said it would increase uranium enrichment, a potential step to creating a nuclear weapon.
Meanwhile, North Korea continues full steam ahead in its development of an intercontinental ballistic missile and a nuclear weapon small enough to be delivered to its target.
Washington (CNN)Secretary of State John Kerry on Monday dismissed concerns that Saudi Arabia might seek to buy a nuclear weapon to balance the deck with Iran.
Many analysts agree that Kim sees a nuclear weapon — and the retaliatory threat it poses — as an insurance policy against a similar strategy being pursued against him.
North Korea has repeatedly in the past threatened to attack the United States with a nuclear weapon, which the regime claims it has technical capability to do.
They wake up, North Korea tests a nuclear weapon, other countries condemn its actions and the UN Security Council descends into bickering until the cycle begins again.
What kind of nuclear weapon, which is at least 100 times more powerful than an atomic bomb, did North Korea claim to have tested earlier this week?
But the details published in media reports on Sunday show that Iran was putting the pieces in place for a nuclear weapon before the program was shuttered.
Weapons-grade uranium 90% enriched or more, and experts have said Iran is still about a year or more from being able to build a nuclear weapon.
After it was announced that Trump planned to meet with Kim, the North Koreans pledged to cease nuclear weapon and missile tests, at least until the talks.
North Korea recently announced it had tested its most powerful nuclear weapon yet and has continued to conduct missile tests, all in defiance of the international community.
Let's look at a worst-case scenario: Suppose Mr. Trump, in a fit of pique, decides to use a nuclear weapon against, say, Iran or North Korea.
And Mr. Pompeo, visiting Germany hours earlier, accused Iran of "nuclear extortion" by having accelerated its ability to develop a nuclear weapon in a shortened time frame.
Blocking a low-yield nuclear weapon The Trump administration's Nuclear Posture Review called for the development of a low-yield nuclear warhead for submarine-launched ballistic missiles.
Earlier this week North Korea's Ri said his country could test a powerful nuclear weapon over the Pacific Ocean in response to Trump's threats of military action.
The move stopped short of Trump's stated plan during the campaign to tear up the 2014 agreement that sought to stop Iran from obtaining a nuclear weapon.
"I don't want to see a nuclear weapon destroy you and your family," he told reporters during an impromptu question-and-answer session at the White House.
Many of the tasks — including providing "independent reviews, recommendations and solutions for external nuclear weapon surety policies" and inspections, among other things — require top government security clearances.
"If you want to smuggle in a tactical nuclear weapon, just put it in a bale of marijuana," Frank Ciluffo said during a congressional hearing that year.
Alex Wellerstein: So, if you set off a nuclear weapon in a hurricane, not only will you still have our hurricane, now you have a radioactive hurricane.
The review called for continuing the B-83 bomb, the largest nuclear weapon in the U.S. stockpile, until a replacement is found, reversing plans to retire it.
But the fateful moment when North Korea crosses the threshold of having the capacity to deliver a nuclear weapon to US soil will come on his watch.
North Korea test-fired more than 20 missiles, including three it claimed were capable of reaching the United States, and their most powerful nuclear weapon to date.
Experts said the Kim regime was dangerously close to developing the capability to hit major US cities with a nuclear weapon, if it didn't have it already.
The pact, which is set to be implemented in coming days, lifts sanctions on Iran in exchange for limits on its ability to build a nuclear weapon.
European powers still see the nuclear accord as the best chance of stopping Tehran from acquiring a nuclear weapon and have intensified efforts to save the pact.
Trump earlier this year pulled the United States out of the international deal meant to prevent Tehran from developing a nuclear weapon and ordered increased American sanctions.
His trip to South Korea in October included a stop at the heavily fortified border with North Korea amid tension over its nuclear weapon and missile program.
Moreover, even if North Korea has successfully developed a nuclear weapon that can reach the U.S., it's aware the consequences of using it would be total destruction.
He boasted that Pyongyang had gone months without testing a ballistic missile or nuclear weapon, noting that he was "very happy" with how the efforts were going.
I would never take any of my cards off the table… MATTHEWS: Where would we drop  —  where would we drop a nuclear weapon in the Middle East?
I would never take any of my cards off the table... MATTHEWS: Where would we drop  —  where would we drop a nuclear weapon in the Middle East?
It has used NFU policy as an instrument to secure legitimacy for its de-facto nuclear weapon status without being signatory to the nuclear nonproliferation regime (NPT).
There was real concern that the United States would be forced to launch a military strike to stop Tehran from amassing enough material for a nuclear weapon.
Tehran could theoretically use 1503 percent enriched uranium to make a nuclear weapon, but so much of it would be needed that it would not be practical.
Tehran could theoretically use 20 percent enriched uranium to make a nuclear weapon, but so much of it would be needed that it would not be practical.
If the US or its allies used even one nuclear weapon in combat, it would end a 75-year streak of nonuse, with global and lasting consequences.
"In the current context, France is determined that Iran never acquires a nuclear weapon, but also that we avoid all military escalation in the region," Macron said.
There are still a tremendous number of ways this could go wrong, ranging from Iranian military escalation on other fronts to a push for a nuclear weapon.
"The use of even a single nuclear weapon, anywhere in the world, would be a global humanitarian, environmental and economic disaster," Mr. Johnson said in a statement.
THE TOPLINE: Russian President Vladimir Putin said on Thursday that his country has developed a new nuclear weapon that makes defense systems "useless," according to multiple reports.
LONDON (Reuters) - Britain believes the Iranian nuclear deal remains the best way to prevent Iran from developing a nuclear weapon, Prime Minister Boris Johnson said on Wednesday.
Prime Minister Boris Johnson in an interview with the BBC on Tuesday made the suggestion after emphasizing the need to prevent Tehran from acquiring a nuclear weapon.
And it may be: The sphere is supposedly a nuclear weapon, shrunken to fit inside the nose cone of one of the country's growing arsenal of missiles.
Iran on Sunday responded by officially withdrawing from the 2015 Iran nuclear deal, which substantially raises the possibility that the rogue regime will acquire a nuclear weapon.
The nuclear deal lifted sanctions on Iran's oil and financial sector in exchange for limits designed to prevent it from being able to build a nuclear weapon.
He reiterated his support for the JCPOA, saying that it prevents Iran from acquiring a nuclear weapon — stressing that if it isn't upheld, it must be replaced.
The United States and its allies see the launch as cover for Pyongyang's development of ballistic missile technology that could be used to deliver a nuclear weapon.
We know that the deal's sunset clauses will allow Iran to develop a nuclear weapon with international support if they just wait a few more years, too.

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