Andy Burnham was sworn in as prime minister of the United Kingdom on Monday, ending a whirlwind ascent that began with his election as mayor of Greater Manchester in 2017 and culminated in an uncontested Labour leadership vote last week.

The new premier took the oath of office in Westminster's historic chamber, flanked by senior Labour MPs and a handful of union representatives. In his inaugural speech he promised a "reset" of Britain's relationship with the European Union, a review of defence procurement, and a tax agenda aimed at shifting the burden from wages to wealth.

From mayoral fame to the top of the cabinet

Burnham's rise was anything but conventional. Until a month ago he was not a Member of Parliament; he held the ceremonial seat of mayor, a role that gave him a high public profile but kept him out of the Westminster power centre. When Labour leader Keir Starmer announced his resignation after a disastrous by‑election in Makerfield, a constituency that straddles Burnham's native Liverpool and the Manchester hinterland, the party's backbenchers scrambled for a unifying figure.

More than 320 of Labour's 403 MPs nominated Burnham, and no other candidate emerged. The speed of the process meant there was no formal leadership contest, a rarity in modern British politics. Burnburn's supporters argue that his outsider image, cultivated during his mayoralty, made him the only candidate capable of halting the party's slide in the polls, where it had been trailing the right‑wing Reform Party led by Nigel Farage for over a year.

Burnham's personal popularity, he is often seen in a black T‑shirt and without the traditional suit, was a decisive factor. Conservative opposition leader Kemi Badenoch mocked his informal style, but the same informality has endeared him to working‑class voters who feel alienated by career politicians. "He looks like someone you could have a beer with," one Labour activist told UnionPress, echoing a sentiment that has been echoed across the north of England.

What the new prime minister stands for

Critics within Labour and the opposition have questioned Burnham's policy depth. He has not held a foreign‑policy portfolio and his record as health secretary in the early 2000s was marred by the NHS's long‑standing funding challenges. Nevertheless, his past proposals on tax reform provide clues to his economic agenda.

During the 2010 leadership contest he advocated replacing stamp duty with a land‑value tax, arguing that property speculation drives housing unaffordability. More recently he has called for a shift from income tax to wealth and asset levies, a stance that aligns with the progressive taxation models favoured by many European social democrats. If implemented, such measures could raise revenue for public services without further eroding real wages, a concern that has haunted workers across the continent as living standards stagnate.

On Brexit, Burnham has taken a cautious line. In a June interview he described the separation from the EU as "damaging" but warned against reopening the referendum debate, saying the country needed to focus on "building forward" rather than re‑hashing past arguments. This pragmatic approach may placate moderate voters while still leaving room for a gradual re‑engagement with Brussels.

European implications

The United Kingdom's new leader inherits a fragile relationship with the EU. Starmer's predecessor had begun a modest "reset" of ties, postponing a summit scheduled for 22 July after his resignation. Burnham's first foreign‑policy test will be to revive that dialogue, especially on defence cooperation.

EU officials have signalled interest in involving the UK in the €800 billion "ReArm" programme, a joint European defence procurement initiative. Last year talks collapsed over a proposed British contribution of €4‑6 billion, a demand largely driven by France. Burnham's government has already secured a provisional agreement on the UK's participation in the €90 billion Ukraine Support Loan, which will allow British defence firms to bid for contracts funded by the loan. The exact fee the UK will pay Brussels remains to be negotiated, but the joint statement described it as "proportionate" to the value of contracts won.

For European workers, especially those in the defence and aerospace sectors, a smoother UK‑EU partnership could mean more stable jobs and a broader market for exports. Trade unions across the continent have welcomed the prospect of reduced barriers, while some industry groups warn that any contribution to ReArm must be matched by genuine procurement opportunities, not merely symbolic payments.

Labour's internal dynamics

Burnham's inner circle reflects a blend of Blairite experience and left‑wing credibility. His chief of staff, James Purnell, left Gordon Brown's cabinet in 2008 and later held senior roles at the BBC and in the arts. Purnell is expected to steer the government towards a centrist, pro‑business stance on issues such as digital regulation and green investment.

Rumours abound that former foreign secretary David Miliband, who left UK politics in 2011 to head the International Rescue Committee in New York, may be coaxed back as foreign secretary. If that materialises, it would signal a clear intent to re‑align the UK with EU diplomatic priorities, a move that could reassure Brussels after years of estrangement.

Another name frequently mentioned for the chancellorship is Ed Miliband, former Labour leader and current shadow foreign secretary. While he is likely to receive a senior ministry, the final decision on the Treasury will be crucial. A chancellor willing to pursue wealth taxes could reshape the fiscal landscape, potentially easing the burden on low‑income households while addressing the growing wealth gap that has been highlighted by Eurostat data across the EU.

Impact on British workers and households

Burnham's government inherits a country still grappling with the cost‑of‑living crisis. Inflation, although easing, remains above the European Central Bank's target, and real wages have barely kept pace with price rises since the pandemic. The Labour Party's promise to freeze energy bills for two years, coupled with a review of the controversial windfall tax on oil and gas firms, could provide short‑term relief for families.

However, the promised tax reforms, shifting from income to wealth, will likely face resistance from the financial sector and high‑net‑worth individuals. Trade unions such as the Trades Union Congress have welcomed the idea of a wealth tax, arguing that it would fund public services without further eroding workers' pay.

Housing remains a pressing issue, especially in the north where Burnham built his political brand. His earlier advocacy for a land‑value tax could, if enacted, curb speculative buying and encourage the construction of affordable homes. Local authorities across Europe have experimented with similar measures, with mixed results, but the policy could dovetail with the UK's broader goal of reducing regional inequality.

Political stability and the road ahead

On paper Burnham enjoys a comfortable parliamentary majority, 170 seats, and does not face an imminent election. Yet the UK's political climate is notoriously volatile. He is the seventh prime minister since the 2016 Brexit referendum, and public opinion can shift quickly, as seen in the rapid collapse of Starmer's leadership.

Burnham's challenge will be to translate his personal popularity into durable policy achievements. Maintaining the support of Labour's backbenchers, many of whom are wary of a return to Blair‑era centrism, will require careful balancing. At the same time, he must keep the party's left‑wing base, still energized by the Corbyn era, from feeling alienated.

Internationally, the United Kingdom's post‑Brexit identity is still being defined. Burnham's cautious approach to EU re‑engagement may appeal to voters who fear a loss of sovereignty, while still opening doors for trade and security cooperation that benefit both British and European workers.

For the European Union, the appointment of a former mayor with a reputation for pragmatic governance offers a potential partner who can bridge the gap between Brussels and the British public. If Burnham succeeds in delivering a credible defence partnership and a fairer tax system, the UK could re‑emerge as a constructive player in European affairs, rather than a perpetual outlier.

In the coming weeks, the new prime minister will outline his cabinet, set out the first legislative priorities, and meet EU leaders in Brussels. The outcomes of those meetings will be watched closely by unions, businesses, and households across the continent, all of which have a stake in whether Britain's next chapter brings stability, fairness and renewed cooperation.