President Vladimir Putin formally lowered the threshold for Russia’s use of nuclear weapons, following U.S. President Joe ...

Ukraine has fired US-supplied long-range missiles into Russia for the first time since Joe Biden lifted restrictions on their ...

A decree signed by the Russian leader, though long-planned, came days after President Biden authorized the use of ...

Russian President Vladimir Putin has revised his country's nuclear doctrine days after President Joe Biden's latest actions.

Vladimir Putin has signed an update to Russia's nuclear doctrine, coinciding with the 1,000th day of the war in Ukraine.

The new doctrine allows for a potential nuclear response by Moscow even to a conventional attack on Russia by any nation that ...

The attack came just days after President Biden gave Ukraine permission to use the weapons to strike targets inside Russia.

Days after President Biden eased restrictions on Ukrainian use of American-made weapons, Russia said it was struck by six U.S ...

The joint statement approved Monday night called for urgent humanitarian assistance and better protection of civilians caught ...

Russian leader Vladimir Putin shows no signs of backing down in its war on Ukraine, regardless of what Donald Trump claims.

The United States was not surprised by Russia lowering its threshold for a nuclear strike and does not plan to adjust its own nuclear posture in response, the White House said on Tuesday.