The number of Russian troops killed three weeks into Moscow’s war on Ukraine has reached 14,000, according to the Ukrainian military.

The General Staff of the Armed Forces of Ukraine announced the estimated death toll Thursday morning and added that the invading forces have lost nearly 450 tanks, more than 1,400 armored fighting vehicles, roughly 200 artillery systems, dozens of salvo fire systems, anti-aircraft systems, military aircraft, and helicopters, and fewer than a dozen unmanned aerial vehicles.