24 e, air, air base, air force, aircraft, american, amtsh, and, apache, armored, arms, art, battle, bell, bell boeing, bk 117-c2 ec-145 , blue, body, cabin, colour, combines, corps, design bureau, development, engine, features, fight, fighting, force, freight, helicopter, helicopters, history, huey, intended, iroquois, ka- 50, live, losses, maritime, mechanical, mi- 8, mil, miles, military, mohawk, mountain, multi-purpose, navy, of the blade, of the russian federation ., osprey, picture, purposes, rescue, russia, russia ., selected, self-propelled gun, shock, single, sky, snow, soviet, soviet union, star, switzerland, tank, the field, tiltrotor, trucks, uh-1, united states, united states., v-22, weapon