Oh? How? And please, no
-- "Well, if I have to tell you...", or
-- "Go look it up..."
Just one or two specific examples will do.
Go look it up.
Yes, South Africa was the most developed country on the continent, but the White police were brutal.
Basically, you couldn't do anything just because you have the wrong skin color. And Apartheid lasted all the way to 1994, so it's no wonder that the country is so screwed up.
Sharpeville massacre
domestic biological weapons program