Slavery among Native Americans in the United States https://en.wikipedia.org/wiki/Slavery_among_Native_Americans_in_the_United_States Traditions of slavery by Native Americans Many Native-American tribes practiced some form of slavery before the European introduction of African slavery into North America.[2][3] The Haida and Tlingit Indians who lived along the southeastern Alaskan coast were traditionally known as fierce warriors and slave-traders, raiding as far as California. Slavery was hereditary after slaves were taken as prisoners of war. Among some Pacific Northwest tribes, about a quarter of the population were slaves.[5][6] O