>what happens if some group decides to declare war on another, or commit atrocities, We don't have to guess - Ygoslavian war in the 90s was exactly that. Atroc

>what happens if some group decides to declare war on another, or commit atrocities, We don't have to guess - Ygoslavian war in the 90s was exactly that. Atrocities continued until US&UK dropped on the theater. OTOH there is no shortage of situations where US involvement was the atrocity. So maybe it's not the military per se, it's how you use it.