I'd say the last 60 years or so since LBJ started the "Great Society." Since then it is non stop black, black, black, black, black, black, black, black, black, black. Now toss in a lot of brown, brown, brown, brown, too.
How can 12% of the population so control and dominate the language?
Prior to LBJ, most people never thought in terms of black and white.
Prior to LBJ, most people never thought in terms of black and white.
If that is the case, what was slavery and segregation about? It was about black/white relations.