***Ten miles from the center of most urban areas and it is difficult to find many blacks at all.***
And forty years ago blacks considered that an attempt by Whitey to kill them off by concentrating them in cities, then provoke a nuke war with the USSR in which only black cities would get hit.
Paranoia in the extreme!
What Blacks do not realize is that most white people almost never think about race. They also rarely consider any racial thoughts while interacting with Black people.