Halfway through the decade, fights over congressional maps redrawn after the 2020 Census continue to drag out through a number of states. And in an era of narrow majorities, a single new map could determine which party controls the House, leading to trench warfare that plays out in the nation’s courts.

North Carolina’s redrawn congressional map gave Republicans three new seats in 2024 — the exact size of their majority. Now, looking ahead to 2026, another new congressional map could help determine which party wins control of the House.

Ohio is required to redraw its map again this year, since under state law, maps that pass without majority support from both parties can only stay in place for four years. And the new map could endanger as many as three Democrats in the delegation.

Rep. Marcy Kaptur (OH-09) barely won reelection last November, even as Donald Trump carried her seat by nine points — and if her district shifts a few more points to the right, that could make it incredibly difficult for her to keep her seat. Rep. Emilia

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