The Latest Breaking News from Nuclear Weapons

Ukrainian forces achieved their biggest breakthrough in the country's south since the war began, bursting through Russian defences and advancing rapidly along the Dnipro River on Monday, threatening supply lines for thousands of Russian troops.

North Korea on Saturday test-fired two short-range ballistic missiles, its neighbors said, prompting quick, strong condemnation from its rivals.

Russian President Vladimir Putin warns that he won’t hesitate to use nuclear weapons to ward off Ukraine’s attempt to reclaim control of Moscow-occupied areas that the Kremlin is about to annex

Tactical nuclear weapons have burst onto the international stage as Russian President Vladimir Putin, facing battlefield losses in eastern Ukraine, has threatened that Russia will “make use of all weapon systems available to us” if Russia’s territorial integrity is threatened. Putin has characterized the war in Ukraine as an existential…

President Vladimir Putin's latest warning that he is ready to use nuclear weapons to defend Russia amid the war in Ukraine has made a troubling question much more urgent: Is the former KGB spy bluffing?

Pro-Moscow officials say residents in four occupied areas of Ukraine have voted to join Russia in a Kremlin-orchestrated vote that has been dismissed by the US and its Western allies as illegitimate.

Any use of nuclear weapons by Russia is unacceptable and would have severe consequences, NATO said on Tuesday after an ally of Russian President Vladimir Putin issued another stark nuclear warning to Ukraine and the West.

Russia warned it could resort to nuclear weapons to defend what it claimed as its own territory, including newly acquired lands

Vladimir Putin placed the Kremlin’s strategic nuclear weapons forces on ‘high alert’ at the start of the conflict and has continued his sabre-rattling ever since