From start to finish, Republican nominee Donald Trump’s campaign rally at Madison Square Garden on Sunday night was a torrent of bigotry and fascistic rhetoric, with the former president and a bizarre lineup of preceding speakers trashing Puerto Ricans and Palestinians, condemning the press, and casting their political opponents as a satanic “enemy from within.” The New York City event, held on the second to last Sunday before the November 5 election, amounted to a closing pitch for a candidate who has pledged to wield the power of the federal government—including the U.S. military—against tho…