The Latest Breaking News from Nuclear Weapons

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.

Russian investigators peddling ‘nonsense’ says Ukraine after Kremlin arrests

What would happen if Russia used a nuclear weapon in Ukraine, and how would NATO respond while still avoiding an all-out nuclear war?

"Any use of chemical, biological or nuclear weapons by Russia would be met with severe consequences."

Liz Truss and allies condemned Russian attacks on Ukrainian cities.

Russia has continued its bombardment of Ukraine for the second day causing civilian casualties as the Kremlin's war machine targets key infrastructure, and cultural sites

The Group of Seven (G7) nations committed on Tuesday to support Ukraine for as long as it takes, adding in a statement after a leaders' call that any use by Russia of nuclear weapons would be met with severe consequences.

Japanese Prime Minister Fumio Kishida said on Tuesday Russia's possible use of nuclear weapons is highly unpredictable and the situation must be closely watched.