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Keir Starmer is facing the first explicit threat of a Labour leadership challenge after a bruising set of local election results left parts of the party in open frustration.
Former minister Catherine West said she could trigger a challenge if no Cabinet minister moves against the prime minister by Monday. Her intervention shocked many Labour MPs, with some describing it as a sign of deep anger after councillors and local activists were swept out in the elections.
The numbers remain the biggest obstacle. A leadership contest would need support from 20% of Labour MPs, equal to 81 members. West says she currently has around 10 supporters, leaving her far short of the threshold.
That has created a split inside Labour. Some MPs believe West’s move could become a vehicle for those who want Starmer gone. Others think it may help the prime minister if it fails quickly, allowing him to argue there is no real appetite for a contest.
The pressure follows after heavy Labour losses in local elections, with Reform UK, the Greens and other parties gaining ground. Around 30 Labour MPs have now called for Starmer to resign or set a timetable for his departure.
Starmer has rejected both an abrupt exit and a managed departure. He says he is prepared to lead Labour into the next election and serve a second term as prime minister.
The leadership speculation is also complicated by Andy Burnham. The Greater Manchester mayor is seen by some Labour MPs as the strongest possible alternative, but he is not currently an MP and cannot stand in a contest unless he first returns to Westminster. Some of his supporters want any challenge delayed long enough to give him a route back.
Other possible contenders have not moved. Wes Streeting has told colleagues he will not initiate a contest, while Angela Rayner and Ed Miliband are being watched by MPs as possible figures in any future race. For now, Starmer’s rivals appear reluctant or unable to strike.
Starmer will try to regain control with a speech on Monday setting out his values and an attempt to offer a more hopeful message. The King’s Speech on Wednesday will then give the government a chance to present its new legislative programme.
What Else
The immediate test is whether West can turn frustration into the 81 signatures needed to force a contest. If she fails, Starmer may argue that Labour MPs do not want a leadership battle.
But his position could remain fragile if Cabinet ministers resign, stronger rivals move, or Monday’s reset fails to calm MPs who fear Labour’s electoral coalition is already breaking apart.