Some people within the United States may disagree with you. [blacklivesmatter.com]
Seriously? BlackLivesMatter? If you have to refer to a "movement" born out of a lie — that the robber Michael Brown, supposedly, had his arms up when he was shot — your whole position gets seriously compromised.
Pot, meet Kettle. Kettle, meet Pot. [mxgm.org]
An inflammatory collection of lies and innuendo based, once again, on the sorry fate of another thug, whose reaction to being followed in the street was to "whoop the shit out of the cracker".
If, while alleging "historical" and "nationwide" victimhood, you don't have decent poster-boys, something must be wrong with your premise.
The anonymous GP is right: we aren't actively killing nor seriously repressing a large number of our own people. Not usually. And if/when it happens, it is a cause of outrage here in the US, whereas in China, North Korea, Cuba or under ISIS it is accepted, grudgingly or otherwise...
But then, I suppose that proverbial kettle of Joseph McCarthy and the pot of Lavrenty Beria are equally "black" to you too...