Ukraine had hoped to cling to the territory as a bargaining chip in peace talks. WSJ Ukraine Bureau Chief James Marson explains what the retreat means for Ukraine and Russia. Photo: Russian ...

Volodymyr Zelenskyy has called on Ukraine's partners to make sure Russia doesn't "deceive" them over a ceasefire. After breakthrough talks between Ukrainian and US officials in Saudi Arabia ...

Ukrainian forces are fleeing the strategic region of Kursk after Russia took the city of Sudzha in a lightning offensive. In August, Ukraine launched the first invasion of Russia since World War ...

Jeddah, Saudi Arabia — The U.S. and Ukraine said Kyiv would accept a 30-day ceasefire with Russia after talks in Saudi Arabia on Tuesday, with Washington pledging to immediately lift a freeze on ...

KYIV, Ukraine — The United States will resume sending military aid and intelligence to Ukraine after Ukraine agreed to a Trump administration proposal for a monthlong ceasefire, the U.S. and ...

(Left to right) US national security adviser Mike Waltz, US secretary of state Marco Rubio, Ukrainian head of presidential office Andriy Yermak, Ukrainian foreign minister Andrii Sybiha ...

Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.