This is exactly what we need right now. A European Army - think of any uprising against the EU - German soldiers will not shoot German people… but maybe Spanish or Estonian will? Need a regime change in Poland? Send some German troops!
Probably some fucks from Iran - remember this:
Iran–U.S. RQ-170 incident
https://en.wikipedia.org/wiki/Iran%E2%80%93U.S._RQ-170_incident