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The Latest Breaking News from Nuclear Weapons

Failure of US-Iran talks was all too predictable — but turning to military strikes creates dangerous unknowns

Three rounds of nuclear talks between the U.S. and Iran failed to persuade President Donald Trump that a solution to the two countries’ nuclear impasse lay in diplomacy, rather than military action. A perceived lack of progress in the last of those indirect negotiations on Feb 26, 2026, was enough…

The Conversation

Starmer says British ‘planes in the sky’ in coordinated defence against Iran

Sir Keir Starmer clarified that the UK was not involved in the initial strikes on Iran on Saturday, 28 February. He confirmed that British military forces are currently active in the sky as part of a coordinated defensive operation against Iran. Starmer characterised the Iranian regime as 'abhorrent' and issued…

The Independent UK

Trump’s unprovoked attack on Iran risks terror, turmoil and the spread of nuclear weapons

NEWS ANALYSIS: Israel and America have attacked Iran without provocation – the consequences will be dire, as World Affairs Editor Sam Kiley reports

The Independent UK

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Keir Starmer convenes Cobra committee as UK not involved in strike on Iran

US and Israeli forces conducted "pre-emptive" missile strikes against Iran on Saturday morning, citing concerns over Iran's nuclear weapons programme. Iran retaliated with missile strikes targeting Israel and other nations across the Middle East following the initial attacks. The UK confirmed it was not involved in the strikes, advocating for…

The Independent UK

'Iran can't have nuclear weapons': Netanyahu on Israel's Operation Lion's Roar

Benjamin Netanyahu on Saturday hailed the joint Israel–US offensive in Iran, dubbed “Operation Lion’s Roar,” saying Tehran's "murderous terrorist regime" can't be allowed to have nuclear weapons.

The Times of India

Donald Trump is ‘not exactly happy’ on nuclear talks with Iran

President Trump expressed dissatisfaction with ongoing Iran nuclear negotiations, stating Tehran must commit to not developing nuclear weapons. He emphasized the need for a "meaningful" deal, highlighting Iran's past actions and the significant US military presence in the Middle East. Trump indicated a crucial decision lies ahead regarding the diplomatic…

The Times of India

'Don't want to, but sometimes you have to': Donald Trump again warns Iran of possible military action

Despite a significant military build-up in the Middle East, US President Trump expressed his unhappiness with Iran but remains open to a deal, reiterating his core demand that Tehran must not possess nuclear weapons. While military action is a last resort, diplomatic efforts continue, with talks scheduled and US officials…

The Times of India

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UK pulls embassy staff from Iran as Trump issues nuclear warning

The UK has withdrawn all staff from its embassy in Iran, citing escalating security concerns. The British government confirmed the temporary withdrawal of its staff, saying that the embassy would operate remotely. Britain's Foreign Office said that its ability to assist British nationals in Iran is now severely limited, with…

The Independent UK

AI chatbots chose nuclear escalation in 95% of simulated war games, study finds

At least one AI model in every war game escalated the conflict by threatening to use nuclear weapons, the study found.

Euronews

Trump sends steep list of U.S. demands and preps for further strikes as Iran claims ‘significant progress’ in nuclear talks

In Congress, Democrats increasingly fall in line behind War Powers resolution but holdouts give the White House support

The Independent UK

Kim Jong Un promises more nuclear weapons at rare congress

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The Independent UK

'Can’t let craziest regime to have nuclear weapons': JD Vance ahead of US-Iran talks in Geneva

US Vice President JD Vance stated that the Trump administration is committed to preventing Iran, described as the world's "craziest and worst regime," from obtaining nuclear weapons. While prioritizing diplomacy, Vance emphasized that President Trump possesses other tools to achieve this goal, urging Iran to take negotiations seriously.

The Times of India

Ukraine-Russia war latest: Trump approves Putin-Zelensky meet as anti-drone netting of Ukrainian cities begins

Zelensky says leader-level meeting with Putin ‘only way to finally end the war’ after phone call with Trump

The Independent UK

Russian intelligence claims UK and France plan to send nuclear arms to Ukraine, but offers no proof

As Ukraine marks four years since Moscow launched its full-scale invasion, Kyiv has shut down "absurd" claims by Russian intelligence that the UK and France will give it nuclear weapons.

Euronews

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Latin Times

Moscow Alleges UK And France Are Preparing To Give Nuclear Weapons To Ukraine: Report

The Russian Intelligence Service (SVR) is claiming that the UK and France are preparing to give nuclear weapons to Ukraine as the invasion of Russia enters its fifth year.

The Independent UK

US sheds light on its allegation of Chinese nuclear test and urges nations to push for disarmament

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago

The Conversation

Last nuclear weapons limits expired – pushing world toward new arms race

For the first time in more than half a century, there are no binding restraints on the buildup of the largest nuclear forces on Earth. The New START treaty expired on Feb. 5, 2026, ending the last agreed limits on U.S. and Russian nuclear forces.

The Conversation

Iran-US nuclear talks may fail due to both nations’ red lines – but that doesn’t make them futile

The latest rounds of nuclear talks between the U.S. and Iran are going well enough for now, according to the steady drip of public statements from the main parties involved.

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The Guardian - UK

Treaties to limit the proliferation of nuclear weapons are failing

Letter: Sue Miller suggests that there are diplomatic and practical steps that could make us all much safer

The Independent UK

Why the end of the New START treaty doesn’t necessarily mean another nuclear arms race

Experts say smaller guardrails around arms control are still in place

Euronews

The end of the START: US and Russia no longer have limits on their nuclear arsenals

For the first time in over half a century, the US and Russia have no legally binding agreement limiting their strategic nuclear forces. Does the nuclear race begin now as the New START treaty expires on Thursday, or is it already under way?

The Independent UK

The last US-Russian nuclear pact is about to expire, ending a half-century of arms control

The last remaining nuclear arms pact between Russia and the United States is set to expire this week, removing any caps on the two largest atomic arsenals for the first time in more than a half-century

The Guardian - UK

Expiry of nuclear weapons pact between US and Russia risks new arms race

Ending of New Start treaty will remove mutual limits on the world’s two biggest nuclear arsenals

The Conversation

The only remaining US-Russia nuclear treaty expires this week. Could a new arms race soon accelerate?

The New START treaty, the last remaining agreement constraining Russian and US nuclear weapons, is due to lapse on February 4.

Evening Standard

Starmer says ‘we need to deal with’ Iran crackdown after Trump’s warnings

The Prime Minister said the UK backs ‘the goal’ of preventing Iran from developing nuclear weapons as Donald Trump ramps up pressure on the country.

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