The African - American movement to discover and identify with ancestral tribes has burgeoned since DNA testing became available .
According to authorities like Salas , nearly three - quarters of the ancestors of African Americans taken in slavery came from regions of West Africa .
The African Americans     movement to discover and identify with ancestral tribes has burgeoned since DNA testing became available .
According to authorities like Salas , nearly three - quarters of the ancestors of African Americans taken in slavery came from regions of West Africa .