In the end, the KKK did not choose to support Donald Trump because he was a Republican but because they agreed with the ideas that he (and other far-right Republicans) spout. It is finally time to face the rise in the twenty-first century of a new form of white nationalism and its alignment with many leaders of the Republican Party, including Trump.
Equal rights ≠ special treatment
Protection against violence and discrimination ≠ pandering
Thinking that the fair and dignified treatment of minority groups is mistreatment of the ones who still have the vast majority of the wealth, power and opportunities to prosper = bigotry and false victimhood