What about the pan-African and Mesoamerican traditions of enslaving everyone? Slavery was pretty much everywhere in the world. Then Christians invented the idea

What about the pan-African and Mesoamerican traditions of enslaving everyone? Slavery was pretty much everywhere in the world. Then Christians invented the idea of not enslaving fellow Christians, then Muslims did the same (which really helped the spread of both religions!). Mathematically speaking, you reading this are the descendant of enslaved peoples. They could be so far back that it doesn’t affect your economic status, like being a Mamluk in Egypt, or a Carthaginian in Rome, or a Hebrew in Egypt. But all of humanity was touched by this non-peculiar institution.