If you go back far enough there isn't anyone on this planet that doesn't have ancestors who owned slaves. Likewise there isn't anyone who doesn't have ancestors that were slaves. It's a statistical impossibility for it to be any other way.
How far back do we go before we're not on the hook for the sins of our fathers?
I find it hard to believe that in the bible when it says they slayed everyone in the cities they conquered. I think they would keep some girls for questioning.
In equatorial stone age people in remote areas, anthropologists have found that half the males were killed by spearing raids, or killed in spearing raids, trying to capture girls from the next village.
