P resident Donald Trump is scheduled on Monday to welcome Ukrainian President Volodymyr Zelenskyy to the White House for a high-stakes meeting as the U.S. president pushes for a deal to end Moscow's war on its neighbor. A host of European leaders will join the pair.

European leaders are joining a trip to Washington to make sure the trans-Atlantic alliance remains intact.

Mr. Zelensky said he planned “to discuss all of the details regarding ending the killing and the war” when he visits Mr. Trump on Monday.

Russia's Vladimir Putin agreed at his summit with President Trump to allow the U.S. and its European allies to offer Ukraine a security guarantee resembling NATO's collective defense mandate as part ...

Ukraine’s future could hinge on a hastily assembled meeting Monday at the White House as Ukrainian President Volodymyr Zelenskyy brings with him an extraordinary cadre of European leaders to show U.S...

A Russian drone strike on Kharkiv, Ukraine’s second largest city, killed six civilians late Sunday.