Eugenics influenced the hatred Hitler had against the Jews. For Hitler, the Jews had an inferior genetic makeup. This was the result of the influence of America when they initiated Jim Crow to weed out the unfit Blacks after they lost the Civil War. For Hitler it meant keeping the Master Race pure from the defective genetics of the Jews. This racial purity persisted in the South into the 60s.
Little Rock, AR protest against the integration of 9 black students into a white school. 1959.