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.

Kyiv has repeatedly targeted Russian military bases housing jets and air-launched weapons used against Ukraine.

Spurred by its existential fight against Russia — and limited military assistance from Western allies — Ukraine has fast become a global center for defense innovation.

NATO Secretary-General Mark Rutte, who touted the guarantees with other European leaders when they conferred with President Donald Trump at the White House on Monday, was in Ukraine on Friday to lay out a framework to Ukraine's President Volodymyr Zelenskyy.

NATO allies and Ukraine are working together to make sure security guarantees for Ukraine are at such a robust level that Russia will never try to attack again, NATO chief Mark Rutte said on Friday, adding that Europe and the United States would be involved in providing them.