Days after Joe Biden lifted a ban on Ukraine using US long-range missiles against Russia, Vladimir Putin has approved an ...

Kremlin spokesperson Dmitry Peskov said Tuesday that Russia's new nuclear weapons doctrine means Ukraine's use of Western rockets "can prompt a nuclear response." ...

Ukraine marked 1,000 days on Tuesday since Russia's full-scale invasion, with weary troops battling on numerous fronts, Kyiv ...

As his presidency enters its final stretch, Joe Biden has authorized Ukraine to use American-supplied missiles to strike deep ...

It is a chilling warning to the West from the pen of Vladimir Putin himself: the signing of a revised nuclear doctrine ...

Russian President Vladimir Putin formally lowered the threshold for his country's use of nuclear weapons Tuesday, after the ...

Days after Joe Biden lifted a ban on Ukraine using US long-range missiles against Russia, Vladimir Putin has approved an ...

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

He declared that a conventional attack by any nation supported by a nuclear power will be considered a joint attack on Russia ...

Kyiv warns against appeasement of Moscow; Russia insists victory coming, lowers threshold for use of nuclear weapons.

By Guy Faulconbridge MOSCOW (Reuters) -Russian President Vladimir Putin issued a warning to the United States on Tuesday, ...