A: From the trail of tears, slavery, the Klan, Jim Crow, to BLM, haven't the democrats been behind virtually all racism in America?
No.
Conservatives have been behind virtually all the racism in America.
Conservatives are the ones switching parties because of Civil Rights.
Conservatism is literally "standing athwart history, yelling stop!" <--- by the way, William F. Buckley wrote that in the first issue of the National Review, less than 6 months after Brown v. Board of Education.
I bet you're really, really confused as to why the Dodgers raised the 2020 WS pennant in Chavez Ravine and not Brooklyn.