For four years, we watched with glowing expectation as our president actually fulfilled campaign promises. We watched as he stood up to Communist China, as he stripped away job-killing regulations, and as he faced down the global elites in the media and politics. He spoke for us, not at us; and we were enthralled. We thought it could never end. We watched Donald Trump’s popularity grow by leaps and bounds, while his opponent emerged from his basement to pathetic little gatherings of a few hundred people honking car horns. Then came Trump’s massive election night victory, erased in the early...