The Supremes bear responsibility for building it Denis Aftergut in Slate: Ultimately, in politics, only voters can deliver the message, “You’ve hit bottom, and you need to change your ways.” But the MAGA House majority’s inability to select a speaker may already be pushing voters to stage an intervention in 2024. There’s an irony in this early failure. Republicans came to it through a shameless addiction to power without principle. Starting in 2010, they gained political dominance across the country in state legislatures and wielded that power by gerrymandering congressional maps. The distorted districting maps they adopted herded minority voters and Democratic ones into electoral zones that looked like intoxicated amoeba. All that extreme gerrymandering has led directly to the current fiasco in the House. The effort has put more Republican members of Congress in safe seats, with fewer Democratic constituents to answer to. That left the victors free to test the limits of their extremism. Momentously, in 2019, a radical Supreme Court majority composed of Republican nominees issued a 5–4 decision in Rucho v. Common Cause. It gave radical partisan gerrymandering the court’s blessing as constitutional. The fifth vote in that ruling came from ultraconservative justice Neil Gorsuch, who was only seated after Senate Republicans unscrupulously refused to hold a confirmation hearing for Merrick Garland. He would have almost certainly cast the fifth vote the other way. If you doubt Rucho’s effect in creating today’s Republican House majority, look to Florida as a case study. In 2022, its governor, Ron DeSantis, “strong-armed” through the state legislature an extreme,…