ancestry

In a little over 350 years, 12.5 million Africans were forcibly moved into the Americas. Current events continue to ripple from that displacement as well as the more recent Great Migration of African-Americans from the South.
Senator Elizabeth Warren, who has taken flak for her claims to Native American ancestry, just released the results of a genetic test that definitively proves... well, nothing. She might be 1/32nd Native American. Or 1/1,024th.