He promised a new economic model to a nation ‘fed up’ with a lack of stability to raise living standards.

The ex-Manchester mayor will become the UK’s seventh prime minister in a decade when he takes office on Monday.

Andy Burnham faces a daunting in-tray as Britain’s new prime minister, from a slowing economy and strained services to volatile global crises and US ties.

The United Kingdom's new Prime Minister Andy Burnham delivers a speech outside 10 Downing Street in London after taking office on Monday. [Isabel Infantes / REUTERS]

Andy Burnham is set to become Britain's seventh Prime Minister in a decade on Monday. He promises to "rewire" the nation, focusing on public concerns like the cost of living.…

Andy Burnham promises unity and tangible improvements as he steps into the UK premiership amid pressing challenges and cabinet uncertainties.