Prime Minister Keir Starmer of Britain announced his resignation on Monday amid internal strife within the Labour Party. He has set the stage for Andy Burnham, formerly the mayor of Greater Manchester, to potentially assume the position of the next leader.

Starmer will continue as prime minister until a new party leader is chosen by September, opting not to contest his position, which he secured nearly two years ago. His resignation introduces the seventh prime minister for Britain in a decade, a period marked by political instability following the 2016 EU referendum.

“Every decision I’ve taken has been about putting the country I love first. That is why I will resign as leader of the Labour Party,”

Starmer stated outside No. 10 Downing Street, expressing gratitude to his wife for her support.

Andy Burnham, a popular figure within the Labour Party, reinforced his ambitions to become prime minister following a significant electoral win. On social media, Burnham emphasized the need for a positive transition, framing it as an opportunity for renewal within the party and the nation.

Wes Streeting, a former health secretary, supported Burnham’s candidacy, potentially preventing a contentious leadership contest. Streeting remarked on the need to focus on delivering necessary changes over emphasizing internal party distinctions.

Starmer became prime minister in 2024 after Labour won a major parliamentary majority, ending a long Conservative governance period. However, the victory was marred by a historically low vote share, leading some analysts to call it a “loveless landslide.”

Controversies, including Starmer’s appointment of Peter Mandelson as ambassador despite controversial ties, weakened his position, exacerbated by Labour’s disastrous local election results in May.

What Happens Next?

Andy Burnham is anticipated to be sworn into Parliament as the representative from Makerfield at around 2 p.m. local time. Starmer’s schedule allows formal nominations to replace him to start on July 9, with a new Labour leader to be elected by September. If unchallenged, Burnham could assume leadership earlier in July.

The markets have reacted calmly following Starmer’s announcement, with the pound stabilizing. However, Burnham’s economic strategies remain largely undefined, leaving investors curious about their potential impact on Britain’s financial markets.

Starmer defended his tenure by highlighting investments in healthcare and military spending, along with reductions in illegal immigration. However, he faced challenges from a struggling economy and perceived policy inconsistencies.

Andy Burnham’s Track Record and Economic Outlook

Advisors to Burnham have pointed to insights from the think tank Mainstream’s report, “The Productive State,” as indicative. The report criticizes essential service privatization for profit motives and advocates for government as both builder and provider. Burnham has been credited for bringing Manchester’s transit system under local control, a move lauded by his supporters despite questions on national applicability.

Investors remain wary of how Burnham’s policies could influence Britain’s debt and economic policy, though his efforts to build investor trust appear to be effective.

A Recurring Political Theme

Britain’s prime ministerial turnover within a decade has raised questions about the democratic process. Unlike systems where leaders are directly elected, Britain’s party-oriented elections mean leadership changes do not necessitate general elections. This dynamic has prompted calls by some, including Reform U.K.’s leader Nigel Farage, for new elections each time a leader changes.

As Burnham’s likely ascension looms, the next key decision lies in whether Labour will opt for a leadership contest or a simpler transition akin to a coronation.

Political Challenges Ahead

Starmer’s resignation brings attention to the lack of foreign policy experience among possible successors. The incoming leader will need to navigate pressing global issues. Economists at Deutsche Bank note the continued political instability tied to Brexit as a broader issue facing leadership today.

As Burnham positions himself for leadership, he faces the challenge of balancing economic growth with existing fiscal constraints, all while maintaining Labour’s trust in the UK’s political system.