The U.S. Navy denied operating in Russian territorial waters on Saturday after Russia’s military claimed it chased away a Virginia-class submarine in the Kuril Islands after the American vessel refused an order to surface. A Russian navy destroyer used “appropriate means” against the U.S. submarine after the order was refused, …

President Joe Biden told Russia’s Vladimir Putin that invading Ukraine would cause “widespread human suffering” and that the West was committed to diplomacy to end the crisis but “equally prepared for other scenarios,” the White House said Saturday. It offered no suggestion that the hourlong call diminished the threat of …

British Prime Minister Boris Johnson is in Brussels today for a meeting with NATO Secretary-General Jens Stoltenberg about the ongoing crisis in Ukraine. Their meeting follows a busy diplomatic week full of high-level meetings aimed at preventing the outbreak of war near the European Union’s borders. But with the week …