If you're white, you should at least read this. Even if you disagree. This is an amazing argument for reperations. Black people did a shit load of work, making white people a shit load of money, for a very long time. We haven't properly apologized.
You can read that here.
The New Jim Crow
Mass incarceration affects African Americans at a much higher rate than it does white Americans. This is not by accident. To believe it is is to choose ignorance. To read more, you can read this fabulous book:
The Color of Law
One major problem, or cause, of our racial divide is that we are not neighbors. This argument comes up over and over in political debates. It comes when discussing schools, stores, neighborhoods. And none of it was by accident.