Collins’s reelection will test whether Senate incumbents survive unpopular Supreme Court consequences

Federal and state court systems of the United States, judicial appointments, constitutional interpretation and the rulings that decide policy when the other branches deadlock. Life tenure for federal judges makes each confirmation a durable political stake rather than a procedural step.

Maine's 2026 U.S. Senate election pits Republican Susan Collins against Democratic former state Senate president Troy Jackson on November 3, 2026, for a sixth term. Senate control could hinge on the outcome, while abortion-rights groups have targeted Collins's 2018 vote confirming Justice Brett Kavanaugh.