After winning the Labour Party leadership on his third attempt, Andy Burnham is set to become the UK's 59th prime minister next Monday.

Andy Burnham will be sworn in as the UK's 59th prime minister next Monday after winning the Labour Party leadership. His ascent follows a period of political instability for the party, which saw its polling numbers collapse under Keir Starmer. Burnham, who previously served as the mayor of Greater Manchester, secured the leadership after a decisive by-election victory in the Makerfield constituency.

Policy Plans and Government Priorities

Upon taking office, Burnham is expected to announce a series of measures, including a new council house-building program and plans to bring water and energy companies under public control. He has also stated his intention to provide relief regarding the cost of living. While there has been speculation regarding new oil and gas drilling in the North Sea, a source close to the incoming prime minister indicated that no final decisions have been made on the matter.

Path to the Leadership

Burnham’s path to the leadership was shaped by changes to party rules, including an increase in the nomination threshold for candidates to 20% of the Parliamentary Labour Party, which effectively blocked hard-left contenders. His victory was further facilitated by the withdrawal of other potential candidates, including Angela Rayner and Ed Miliband, and the inability of Wes Streeting to secure enough support. Burnham previously made unsuccessful leadership bids in 2010 and 2015.

Political Context

The leadership change follows significant electoral losses for the Labour Party, including the May 2026 local and devolved parliamentary elections where the party lost Wales for the first time in over a century. Facing pressure from Reform UK and the Green Party, many Labour MPs viewed Burnham as a necessary choice to secure their own political futures.