Many of the drones aren’t particularly fast or high-tech, but they are cheap enough for the Kremlin to launch more than 700 in one night, in an effort to overwhelm Ukraine’s air defenses. Here’s what we know.

President Volodymyr Zelenskiy said on Thursday that large-scale Russian attacks overnight in various parts of Ukraine showed Moscow was avoiding negotiations about ending the more than three-year-old war.

President Trump said Thursday that Ukraine would have to continue attacks on Russia to have any hope of winning the war, days after hosting two summits designed to end the conflict. “It is very hard,