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14 June 2026

UK Political Shifts: Burnham’s Leadership Challenge and Starmer’s Defence Crisis

The political landscape in the UK is shifting rapidly as Andy Burnham prepares to challenge Keir Starmer's leadership amid a defence crisis.

UK Political Shifts: Burnham's Leadership Challenge and Starmer's Defence Crisis

The political landscape in the United Kingdom is undergoing significant changes as Andy Burnham, the Greater Manchester mayor, is poised to challenge Sir Keir Starmer’s leadership. This shift comes in the wake of the upcoming Makerfield by-election, which is expected to be a pivotal moment in UK politics.

The by-election, scheduled for next week, is anticipated to result in a significant victory for Burnham, who is expected to return to the House of Commons and immediately challenge Starmer for the leadership of the Labour Party. Internal polling suggests that Burnham will not only win comfortably but also deal a substantial blow to Reform UK, further strengthening his position.

Ministerial Resignations and Leadership Challenges

A wave of ministerial resignations is expected following the by-election result, reminiscent of the final days of Boris Johnson’s premiership. Sir Keir Starmer has indicated his intention to fight any leadership contest, but a series of resignations could make this considerably more difficult. The recent resignations of defence secretary John Healey and armed forces minister Al Carns have already dealt a significant blow to Starmer’s authority.

Healey’s resignation, in particular, highlighted the growing discontent within the government. He accused Starmer of being “unwilling to commit the resources” needed to ensure Britain’s safety. This criticism comes at a time when the government is facing increasing pressure to boost defence spending.

Burnham’s Preparations for No 10

Andy Burnham is already making preparations for a potential move to Downing Street. He is reportedly organising his team and sounding out candidates for key cabinet roles. Among those expected to join his team are Louise Haigh and deputy leader Lucy Powell. Burnham is also considering an overhaul of communications in Downing Street, which has been identified as one of Starmer’s greatest weaknesses.

However, Burnham’s plans are not without controversy. Deputy prime minister David Lammy and chief whip Jonathan Reynolds are understood to be on a list of ministers likely to be sacked by Burnham. Reynolds, in particular, is seen by Burnham allies as being pivotal in attempts to block his return to parliament, particularly over the Gorton and Denton by-election.

International Pressure and Defence Spending

The political turmoil in the UK is not just an internal matter. The United States has also waded into the row over funding for Britain’s Armed Forces. US under-secretary of war Elbridge Colby has urged the UK to increase its military strength, highlighting the “courage, tenacity, dedication, daring, and loyalty” of British servicemen and women. This call comes amid growing concerns about Russia’s military build-up on the border with Europe.

Sir Keir Starmer has insisted that defence is his “number one priority,” but his grip on power is loosening. The PM faces the prospect of heading to a G7 summit alongside Donald Trump next week with the UK’s defence plans in shambles. Meanwhile, more evidence has emerged of a Russian military build-up on the border with Europe, adding to the pressure on the UK government to increase defence spending.

As the political drama unfolds, all eyes are on the Makerfield by-election and its potential to reshape the future of UK politics.

Author

James Whitfield

James Whitfield grew up in Manchester watching Sunday football, then carved a career covering Premier League weekends and F1 paddocks. Knows the difference between xG noise and signal.