Donald Trump will almost certainly be chosen as the Republican party’s candidate in this year’s US presidential election. That in itself is a remarkable fact. He has been able to mould a right-wing party and allied conservative institutions into a neo-fascist movement. But for all the liberal anxiety Trump’s popularity generates, there is little focus on the ways his movement is extending itself in new directions. In particular, a number of pro-Trump politicians and activists are creatively broadening support for, and acceptance of, his politics among new constituencies, outside of his white C…