Russian forces destroyed a theater in Mariupol where hundreds of people were sheltering and rained fire on other cities Wednesday, Ukrainian authorities said, even as the two sides projected optimism over efforts to negotiate an end to the fighting. There was no immediate word on deaths or injuries in what …

U.S. President Joe Biden will travel next week to Brussels, where he will join an “extraordinary” NATO summit set to take place on March 24 — one month after Russia invaded neighboring Ukraine. White House press secretary Jen Psaki announced Biden’s travel plans hours after NATO Secretary General Jens Stoltenberg …

NATO will map out ideas for adding substantially more military force to member countries on the alliance’s eastern flank, top officials said Tuesday on the eve of a meeting of defense chiefs. Secretary-General Jens Stoltenberg delivered remarks as U.S. Defense Secretary Lloyd Austin was en route to NATO headquarters in …