The Latest Breaking News from Nuclear Weapon

Experts in Russian doctrine worry that as the war in Ukraine gets more desperate, Russia might be tempted to detonate a nuclear weapon.

The United States has said the world faces the gravest nuclear danger since the 1962 Cuban Missile Crisis because of remarks by Russian leader Vladimir Putin during the Ukraine conflict, but Moscow says its position has been misinterpreted.

From the war in Ukraine to North Korea's recent missile testing spree, tactical nuclear weapons are being debated and developed in a way not seen since the Cold War.

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

For decades North Korea has threatened to turn enemy cities into a “sea of fire,” even as it doggedly worked on building a nuclear weapons program that could back up its belligerent words

A Russian nuclear strike would change the course of the conflict and almost certainly trigger a "physical response" from Ukraine allies and potentially from NATO, a senior NATO official said on Wednesday. Any use of nuclear weapons by Moscow would have "unprecedented consequences" for Russia, the official warned. It would…

Tactical nuclear weapons are often characterised by their size, range, or use for limited military targets.

John Bolton suggested that America could assassinate the ailing Russian president if he unleashes nuclear weapons on Ukraine

Joe Biden has said he doubts Russian President Vladimir Putin would use a tactical nuclear weapon - as Ukraine pleaded for a rapid increase in Western military aid to defend against missile strikes on its cities.