What’s behind the fight over Wisconsin’s primary? The Supreme Court’s gerrymandering ruling.

The Washington Post

We agree that a Supreme Court decision led to this situation, but not the decision most are discussing. Our research suggests that the real culprit is the Supreme Court’s 2018 political gerrymandering decision in Rucho v. Common Cause. In that case, the court could have — yet failed to — curb the type of extreme partisanship that led to what happened in Wisconsin. Rucho specifically addressed partisan gerrymandering cases out of North Carolina and Maryland. But in a case decided the year before, the court overturned on technical grounds a federal-district court’s decision that struck down Wisconsin’s state legislative redistricting plan, which had been enacted by the Republican-controlled state legislature.

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