Identity Politics is now the defining characteristic of the liberal/progressive/left and the political ideology of the Democratic Party. It is an ideology of hatred preached against people whose skin is white. Identity Politics is completely inconsistent with a multicultural society.
The West used economic pressure to force South Africa to turn over the government to blacks. The situation remained more or less stable as long as there was only one black political party. However, the appearance of a second black political party resulted in a contest for power based on a competition as to which party hated white South Africans the most. The result is: http://www.radiofreesouthafrica.com/warning-graphic-shocking-torture-of-white-african-farmers/
It will be interesting to see if the emerging black apartheid South African state will experience the West's disapproval and economic sanction sufficient to restore safety to white citizens of South Africa, or whether the black apartheid state will be accepted like the Israeli apartheid state.