is a senior correspondent at Vox, where he covers ideology and challenges to democracy, both at home and abroad. His book on democracy,, was published 0n July 16. You can purchase it here. More than 250 alleged gang members arrive in to a prison in El Salvador on March 13 after being sent out of the US by the Trump administration. Anadolu via Getty Images You’ve surely heard “First They Came,” German pastor Martin Niemöller’s famous poem about the road to Nazi Germany. It’s one of those texts quoted so often that it can feel cliché. “First they came for...