American caste system...
https://www.amazon.com/Invention-White-Race-Oppression-Control/dp/1844677699
https://www.versobooks.com/products/2275-the-invention-of-the-white-race-volume-1
https://www.penguinrandomhouse.com/series/EG2/the-invention-of-the-white-race/
https://solargsm.com/the-modern-gran ...