President Trump is unpopular. He's unpopular because he's boorish, crude and silly; he's unpopular because he has a unique capacity to turn winning news cycles into referenda on his use of Twitter. But the United States under President Trump hasn't seen any serious anti-liberty revanchism. In fact, under Trump, regulations have dropped precipitously; the economy continues its pattern of growth; and press freedoms have actually been strengthened. Despite popular opinion, women aren't on the verge of enslavement into Vice President Mike Pence's "Handmaid's Tale," nor are black Americans in danger of resegregation or political disenfranchisement. Yet while Iranians protest against...