Moscow will now consider a conventional attack on Russia by any nation supported by a nuclear power to be a joint attack, ...

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

Markets sold off Tuesday as geopolitical tensions escalated between Ukraine and Russia. The Dow fell 300 points, or 0.7%; and the S&P 500 and Nasdaq 100 both moved around 0.5% lower. The selling comes ...

President Volodymyr Zelenskiy addressed Ukraine's parliament on Tuesday in a speech marking 1,000 days since Russia's ...

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." ...

President Vladimir Putin on Tuesday formally lowered the threshold for Russia's use of its nuclear weapons, a move that follows U.S. President Joe Biden's decision to let Ukraine strike targets inside ...

Ukraine has fired US-made ATACMS missiles into Russia’s Bryansk region, Russia’s Defense Ministry said, in a major escalation ...

Ukraine fired six American-supplied longer-range missiles at Russia’s Bryansk region, Moscow said Tuesday, in what would be ...

The Associated Press fanned out across Ukraine to chronicle 24 hours of life just as the country prepared to mark a grim ...