Russian President Vladimir Putin is increasingly showing signs of ignoring President Trump’s entreaties to work toward an end to the Ukraine war, something Ukrainian President Volodymyr Zelensky had long warned.

Russia launched its largest aerial assault of its three-year war on Ukraine overnight, targeting the capital and other regions with missiles and drones for a second night in a row, even as the two sides prepared to conclude a major prisoner exchange.

Russia and Ukraine swapped hundreds more prisoners on Sunday, the third and last part of a major exchange that reflected a rare moment of cooperation in otherwise failed efforts to reach a ceasefire i...

"Without really strong pressure on the Russian leadership, this cruelty cannot be stopped," Ukraine's president said.