You're trying to make sense of human nature and a concept that has been in place since the dawn of time and will be here thousands of years after you're gone.
Human are animals at their core.
Black people for whatever reason buy into the notion that men & women are equal when it comes to sex, in part maybe due to the fact the black community is the only community under a matriarchy.
Japanese men who hate Chinese will still fukk a Chinese woman.
East Indian men will disown their own family if their daughter dates black or white, but they'll bone a blonde hair, blue eyed chick and brag about it.
The pilgrims weren't just raping the Native American Women and killing off their men.
A lot were cupcaking with their women and falling in love.
Would you question Donald Sterling being a white supremacist because he has a black concubine?
Rhetorical question.
You wouldn't and you don't.
White men in the the 1900s were sleeping with black women and killing black teens who made eye contact with white women.
I'm not saying it makes sense, but there is no deeper meaning behind it other than dominance.