European leaders appealed to President Donald Trump to defend their security interests at a key summit with Russian President Vladimir Putin.

Ukrainian President Volodymyr Zelenskyy claimed on Tuesday that Russian President Vladimir Putin is preparing for "new offensive operations" despite Friday's looming peace summit in Alaska.Fierce frontline combat and long-range drone and missile strikes are ongoing as the U.

Russian forces have made a sudden thrust into eastern Ukraine near the coal mining town of Dobropillia, a move that may be designed to increase the pressure on Kyiv to cede land as the U.S. and Russian presidents prepare to meet.