Border Patrol as Trump's Secret Police?

History and current events point in that direction.

A long time ago, before September 11, 2001, the right-most flank of the Republican Party tolerated the establishment’s compromise with racial liberalism, by which I mean “the basic consensus that existed across the mainstream of both political parties since the 1970s, to the effect that, first, bigotry of any overt sort would not be tolerated, but secon…