After an historic election result that occurred, in part, due to the desire of White voters to put race behind them, the nation is more racially divided than ever.
This is behavior that the Democratic Party takes for granted. This is behavior that the Democratic Party exploits. Knowing that the Dems can count on the Black vote, they push legislation and regulations that are antithetical to their interests. Examples of such legislation are the DREAM Act, Amnesty, and the requirements that mortgage lenders make a certain percentage of loans to minorities, regardless of ability to pay for that loan (which hit them hard when the housing slump wiped out what little equity they had).