The Five Civilized Tribes were a sovereign entity. They didn't end slavery until after 1865. Ulysses S. Grant also owned 129 slaves before, during and after the war. Robert E. Lee had freed his slave before the war ever started. The first slave owner in America was a black man named Anthony Johnson. He not only owned black slave he also own Irish slaves.
The Five Civilized Tribes were a sovereign entity. They didn't end slavery until after 1865. Ulysses S. Grant also owned 129 slaves before, during and after the war. Robert E. Lee had freed his slave before the war ever started. The first slave owner in America was a black man named Anthony Johnson. He not only owned black slave he also own Irish slaves.