United Kingdom — Green Party of England and Wales & Andy Burnham

United Kingdom — Green Party of England and Wales: The United Kingdom — Green Party of England and Wales secured its first parliamentary by-election victory in Gorton and Denton, marking a significant gain and establishing itself as a serious political force.

Andy Burnham: Keir Starmer's decision to block Andy Burnham from running as the United Kingdom — Labour Party candidate in Gorton and Denton has come under scrutiny following the by-election loss.

United Kingdom — Green Party of England and Wales: The Green Party is also preparing for the United Kingdom — Makerfield by-election, having shown strength in previous by-elections and local contests.

Andy Burnham: Andy Burnham is seeking to return to the Parliament of the United Kingdom by contesting the United Kingdom — Makerfield by-election, potentially challenging Sir Keir Starmer for the United Kingdom — Labour Party leadership if successful.

United Kingdom — Green Party of England and Wales: The United Kingdom — Green Party of England and Wales, with Zack Polanski, lured voters away from the United Kingdom — Labour Party in urban strongholds, including gaining control of some London authorities, further weakening Keir Starmer's position.

Andy Burnham: Andy Burnham, the Greater Manchester Mayor, would need to win a by-election to become an MP to advance his leadership aspirations, making his supporters cautious about a rapid contest.

United Kingdom — Green Party of England and Wales: The United Kingdom — Green Party of England and Wales gained votes in the recent local elections, contributing to the United Kingdom — Labour Party's losses and the pressure on Keir Starmer.

Andy Burnham: Andy Burnham, Mayor of Greater Manchester, is considered a strong potential candidate for United Kingdom — Labour Party leadership but is currently ineligible as he is not in Parliament.

United Kingdom — Green Party of England and Wales: The United Kingdom — Green Party of England and Wales gained votes from the United Kingdom — Labour Party in recent local elections, reflecting the increasing fragmentation of UK politics.

Andy Burnham: Andy Burnham is mentioned as a high-profile United Kingdom — Labour Party politician considered a potential challenger to Keir Starmer, though he has not called for his resignation.