Longer ago, if you didn't adapt well to combat, you probably died. A fair percentage of green troops won't shoot to kill, and they suffer fairly high casualty r

Longer ago, if you didn't adapt well to combat, you probably died. A fair percentage of green troops won't shoot to kill, and they suffer fairly high casualty rates. Anecdotally, it seems to me that my acquaintances who were actual combat veterans in WW II, Korea and Vietnam were much less enthusiastic about the military than those who served in peacetime or were in non-combat roles.