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.

Spurred by its existential fight against Russia — and limited military assistance from Western allies — Ukraine has fast become a global center for defense innovation. The goal is to match, if not outmuscle, Russia’s capabilities, which were on brutal display Thursday — and Fire Point is one of the companies leading the way.