This market will resolve to “Yes” if the listed individual is an official candidate in the next United Kingdom Labour Party leadership election by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. “Official candidate” refers to the listed individual satisfying all applicable requirements and being officially confirmed by the Labour Party, or a consensus of credible reporting, as a candidate on the ballot for the next Labour Party leadership election. Seeking nominations, announcing an intention to run, or being reported as a potential candidate will not qualify unle...