Well, I might begin with the very last statement you just made about cultural acceptance.
I have to tell you, as someone who has studied my traditional society extensively, the rules of warfare in traditional society were very stringent. There are many who would say that they are not any less than international humanitarian standards today. You could not have children before the age of maturity, when you would be initiated as a warrior, which would probably mean 18 and over. You could not involve children in war. You cannot kill children. You cannot kill women. Even a person who has left the battlefield--