After years of Conservative infighting, Brexit-induced turmoil and the brief farce of Liz Truss’s premiership, Labour’s landslide victory under Keir Starmer appeared to herald a return to calm government in Britain. Now, less than two years later, Starmer has resigned, becoming the sixth British prime minister in a decade to leave office before completing a full term. The immediate trigger is the return of Andy Burnham to Westminster. His emphatic victory in the Makerfield by