The Latest Breaking News from Nuclear Weapons

Kim Jong-un could also use non-nuclear and non-lethal tactics to advance North Korea's goals, according to the report.

Dmitry Medvedev said Russia would never allow Wagner's 'crazy criminals' to succeed, prior to the mercenary group's dramatic U-turn on Sunday

Dmitry Muratov's claim came as the head of Wagner Yevgeny Prigozhin alleged Vladimir Putin is being told "monstrous" lies by his military chiefs over Russia's "colossal problems" in its resistance to Ukraine’s counteroffensive

Three Native American tribes have devoted decades to returning their ancestral land in Washington to the days before they became the most radioactively contaminated site in the nation’s nuclear weapons complex

The threat of Russia using nuclear weapons in Ukraine is “real” and “absolutely irresponsible”, according to the US president, Joe Biden. He was reacting to questioning from journalists as to whether he believed Belarus had been taking delivery of Russian tactical nuclear weapons.

Use of US- and UK-supplied missiles would mark west’s ‘full involvement’, Russian defence minister says

Moscow would, if necessary, be prepared to deploy its vast nuclear arsenal - it has been said

Vladimir Putin poses a “real" threat of using tactical nuclear weapons, Joe Biden has said.

The destruction of the Kakhovka dam has caused €1.2 billion of damage, Ukraine's environment minister said on Tuesday, warning that mines unearthed by flooding could wash up in other European countries. Early Tuesday morning, Russia launched a widespread overnight air attack on Ukraine targeting the capital, Kyiv, and cities from…

One person killed and seven injured while clearing mud, officials say; Air raids reported in Lviv, Kyiv and Zaporizhzhia

London is hosting a major conference to drum up business investment for Ukraine today