The money that we spent on it. The U.S. would have things like meat mondays where they would send meat to the U.S. soldiers. The U.S. spent a lot of time over in Vietnam. Also all the men that they drafted they had to have money to suit them for battle. about 50-70 percent of the men did not have training. So yes we lost many men in that war.
France and Britain. This started WW2
I think it’s a not sure tho