Starmer is on the precipice as pressure builds for the U.K. leader to resign

AI Summary

British Prime Minister Keir Starmer faces mounting pressure over his political future following Andy Burnham's decisive by-election victory, which positions Burnham to potentially mount a formal leadership challenge. While speculation grows about whether Starmer might step down, he has publicly committed to remaining in office, though senior government figures acknowledge the genuine political threat he faces amid Labour's recent electoral setbacks and declining popularity.