Competing claims over deadly attacks in Sudzha, Russia, and Poltava, Ukraine, escalate tensions between the two countries.

KIEV and Moscow accused each other’s forces at the weekend of carrying out a deadly attack on a boarding school in Sudzha, a ...

An out-of-control Russian missile aimed at Ukraine reportedly struck Russian territory instead, triggering a huge explosion and major embarrassment for Putin.

Tatiana Moskalkova stressed that the attack on a civilian facility sheltering the most vulnerable people is a crime that cannot be forbidden and forgotten ...

Ukraine’s armed forces lost up to 515 troops, a tank and six armored fighting vehicles, in the responsibility area of Russia’s Battlegroup Center in 24 hours ...

At least 14 people were killed in the city of Poltava, Ukrainian officials said, blaming Russia. Four people were killed in ...

At least eight people died overnight as Russian drone and missile strikes pounded Ukraine's towns and cities, local officials said Saturday. Meanwhile, Moscow's troops continued their grinding advance ...

Russia's beleaguered Black Sea Fleet has developed a "new method" of fending off persistent Ukrainian naval drone attacks, according to a new analysis. While most of its global naval forces remain ...

An RFE/RL investigation uncovers how Chinese companies, including state-owned firms, are supplying Russia with critical ...

Executive overreach in Kyiv risks a loss of European trust and desperately needed funding for weapons production ...