Sir Keir Starmer has informed his supporters that he will actively participate in any Labour leadership contest that may be triggered, signaling a firm resolve to defend his position.

This declaration comes after weeks of intense speculation surrounding Starmer's leadership, fueled by significant electoral setbacks for the Labour Party, including the loss of control over the Welsh Senedd and nearly 1,500 councillors in England.

The prime minister's position appears to have solidified following Greater Manchester Mayor Andy Burnham's public indication that he would seek to enter any potential leadership race. Starmer's allies have long insisted he would not step aside if a contest were called, but his personal commitment to fighting such a challenge had remained a point of uncertainty.

Burnham, widely regarded as a frontrunner in any future leadership bid, stated on BBC's Question Time that if Wes Streeting was launching a contest, he would "seek to join it." Streeting has since confirmed his intention to enter a potential contest and has encouraged support for Burnham in the upcoming Makerfield by-election, indicating a desire for a competitive race.

The outcome of the Makerfield by-election on June 18 is seen as a crucial factor, as Burnham must win the seat to be eligible to stand for leadership. Starmer, as the sitting leader, would automatically be included on the ballot for Labour party members.

Starmer reportedly believes that a leadership contest could plunge the country into chaos and has emphasized his mandate from winning a "massive majority" two years ago, which he is determined to deliver. This stance suggests a potential clash with figures like Burnham and Streeting, who have been vocal in the aftermath of the recent poor election results.

The pressure on Starmer intensified with junior ministers resigning and a significant number of Labour MPs reportedly urging him to step down. The internal party dynamics and the ambition of potential successors are creating a volatile environment.

With multiple figures appearing to position themselves for a leadership bid, the prospect of a full-blown contest within the Labour Party seems increasingly likely, placing Starmer's leadership under direct scrutiny.