How were the West African kingdoms involved in the slave trade?

Answer:
The West African tribes, who were often at war with each other, captured and sometimes sold people from rival tribes. They found a ready demand among slave traders who carried these people to the Caribbean and southern American colonies.
First answer by ID0216666306. Last edit by Dj100grand. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 2 [recommend question].