[cut] You couldn’t have predicted this jubilance a few years ago. On January 7, 2021, Trump was an exile of sorts. Then, after the 2022 elections, he was chastised for his role in setting up the GOP’s midterm failure. The conservative movement’s main media pipeline, Fox News, was turning on him. MAGA’s ascendant tech-tycoon class salivated over Ron DeSantis. The party’s national security wing pined for Nikki Haley. But then Trump was indicted and Republicans, including his opponents, rallied around him. And then he won the primary without participating in a single debate. And then he was convicted and his...