This is yet another lesson we Americans learned during the Vietnam War.
The fighting men and women don't make the policies. So don't blame them for the wars.
The lying, sniveling, greedy civilian politicians make the policies, so blame THEM for the wars. (Disclaimer: my ancestry is largely Prussian, therefor my opinion may be accordingly biased.)
Anyways, here's a great song (Status Quo: You're in the Army Now):