The anti-Trump resistance won’t get very far unless it brings the fight to the red states, and states don’t come any redder than Wyoming. Fully 77 percent of Wyoming’s voters are registered Republicans, and in 2024 Donald Trump beat Democrat Kamala Harris there by 46 percentage points. No Democrat has held statewide office in Wyoming since 2010; no Democrat has represented Wyoming in Congress since 1978; and no Democratic presidential candidate has carried Wyoming since 1964, when Tom Harrington was 12 years old.

Harrington, now 73, is a leader of Wyoming’s anti-Trump resistance. “I’ve always been a registered Republican,” Harrington told me. In the 1990s, Harrington was twice elected—as a Republican—prosecuting attorney for Washakie County. He voted for Ronald Reagan, George H.W. Bush, John McCain, and Mitt Romney,........

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