How MAGA Extremism Ends

For the past four years, Donald Trump has been playing two roles: one as president, and the other as the rallying point for a coalition of theocrats, internet fantasists, white supremacists, and various other authoritarians who are in no way committed to peaceful transitions of power. Wednesday’s insurrection at the United States Capitol made Trump’s latter role all too clear.

Before he incited the deadly attack, Trump still might have had a future in politics. Even after losing his reelection bid, Trump had been well positioned to launch his own...