Leaders from major European allies, NATO and the European Union are traveling to Washington, D.C., to join Ukrainian President Volodymyr Zelenskyy at his Monday meeting with President Donald Trump—set...

Trump failed to secure an agreement from Vladimir Putin on Friday to end Russia’s war in Ukraine, falling short in his most significant move yet to stop the bloodshed, even after rolling out the red c...

Mr. Trump told European leaders that he believed a rapid peace deal could be negotiated if Mr. Zelensky agreed to cede the rest of the eastern Donbas region to Russia, even those areas not occupied b...