"Up until the middle of the last century, it was impossible for members of different races to interbreed in several states in this country. "
Hardly impossible given that most Black Americans are not pure blooded. Certainly difficult and illegal in some places, but you know, hormones are hormones and pheromones are pheromones and Nature is more powerful that the rules of Man.
The most physically exciting woman I've ever known was black. Wonder if she's a Freeper??
Are you telling us Mrs. 4paws is a Freeper? :)