It did not make it dangerous merely to be black, the way it is dangerous merely to be white in any location where whites are outnumbered by blacks.

Evidence?

One series of anecdotes: I've been the only white person in the subway car quite a few times. I didn't check carefully, but there were few if any Asians. I'm short, I'm female, I have no reason to think I'm a scary looking person. I haven't been attacked or threatened.