I think there is a huge difference between old world slavery and new world slavery. Old world slavery you were considered a servant. You paid a debt that you owed and you were able to go home once the debt was paid. It was not permanent. New world slavery was for profit and it was permanent. If you had children that meant that your child was going to be a slave. Africans did sell other Africans during the slave trade but I consider it more of a lending process. I believe that Africans let Europeans borrow Africans with the mindset that they would eventually return back to Africa. That was not the case. Once Africans heard about what was going on they stopped selling them and then Europeans start kidnapping them. Lets all keep in mind that in
