[mgdlbp]

I've only heard of evidence against, that interviews of US soldiers post WWII found only 1/4 had shot to kill. I've never really looked into it; the claim is somewhat disputed, I think.

The two commonly cited books: https://en.wikipedia.org/wiki/S.L.A._Marshall https://en.wikipedia.org/wiki/On_Killing

r/AskHistorians doubts it: https://redd.it/22o24j https://redd.it/2od6eg