Senior Russian security official Dmitry Medvedev said on Tuesday that if the West supplied nuclear weapons to Ukraine then ...

"The very idea is so absurd that it raises suspicions about the presence of paranoid psychosis," Dmitry Medvedev said on Tuesday.

If NATO’s nuclear guarantee is questioned, we may discover that the alliance mattered more than we realized in preventing the ...

Anton was an officer at a top-secret nuclear weapons facility in Russia. He has shown us documents confirming his unit, rank ...

Nuclear weapons were 'fully in place' on the day Vladimir Putin ordered Russian troops into Ukraine, a deserter claims.

The secretary's warning came as Russia and China, two of nine nuclear-armed nations, are increasingly aligned with each other ...

EXCLUSIVE: A defence expert has warned that Britain's Army is "not ready" to fight a war with Russia as Vladimir Putin ...

Moscow expels British diplomat for ‘spying’, summons ambassador as new row erupts - Ukraine’s military says Russia fired ...

The assault, which the Ukrainian Air Force said involved 188 drones, came as both sides intensify air bombardments.

Anton, who was an officer at a top-secret nuclear weapons facility in Russia, has revealed on the day of Moscow's invasion of ...

MOSCOW (Reuters) -Discussion in the West about arming Ukraine with nuclear weapons is "absolutely irresponsible", Kremlin spokesman Dmitry Peskov said on Tuesday, in response to a report in the New ...

With some of those around Donald Trump already accusing Joe Biden of taking a dangerous step toward a new world war, is it ...