Is Britain ready to talk about Europe again?

Ten years after the vote to leave the EU, Europe is back in the middle of British politics.

For years, the UK-EU relationship has been padded with euphemism: reset, partnership, alignment, cooperation. Anything except reopening the question that defined a generation of British politics. That is starting to change.

Keir Starmer’s pledge last week to tighten ties with Europe, followed by the European Partnership Bill in the King’s Speech, marks a real shift. The Bill is not about rejoining. It would implement new UK-EU agreements on food and drink, emissions trading and electricity. Politically, it does something bigger: it opens a path to closer alignment over time.

That matters. The UK’s relationship with the EU is still cautious, limited and often transactional. Trade barriers remain. Divergence adds cost. Supply chains are exposed. In sectors such as space, defence, infrastructure and technology, the question is no longer whether the UK wants closer cooperation with Europe. It is whether the UK can afford to go without it.

This is where the conversation looks different from Brussels.

The EU is not waiting for the UK to make up its mind. It has its own challenges: Ukraine, the Middle East, strategic competition with the US and China, the next seven-year budget and European competitiveness. A future UK relationship matters to Brussels, but it is not the only item on the agenda.

That helps explain the restrained reaction to Wes Streeting’s claim that, as Prime Minister, he would campaign to rejoin the EU. Brussels is interested, but wary. After years of Brexit turbulence, EU leaders are unlikely to respond loudly to one leadership contender without evidence of a durable shift in UK politics.

Streeting has dragged the issue out of technocratic reset and into leadership politics. He has put pressure on Burnham, drawn a line against Starmer’s caution and reopened a debate many in Labour thought too dangerous to touch. Burnham’s campaign was already tied in knots, with two Brexit positions in 24 hours.

Nigel Farage will relish it. Reform can present this as proof that Labour’s real destination is re-entry by stealth. For a party trying to fuse migration, sovereignty and national decline into one story, Europe remains central. The risk for Labour is that a serious argument about growth and security is swallowed by another culture war over Brexit.

However, a decade on from the referendum, public attitudes have shifted. Younger voters are more pro-European. Businesses are more vocal about the cost of friction. The geopolitical environment has changed dramatically. Britain’s strategic interests are increasingly European.

But is ten years long enough to judge Brexit? In one sense, yes: the vote was in 2016 and the economic consequences are now visible. In another, no. The UK only fully left the EU’s structures in 2020, and the post-Brexit settlement was immediately tested by Covid, war and inflation.

Figures such as Sandro Gozi MEP have urged the UK to reconsider its red lines, including on the single market and defence cooperation. But the EU’s starting point is clear: the UK would negotiate from outside, not from privilege.

That means difficult questions on budget contributions, regulatory alignment, freedom of movement, institutional trust and political durability. EU officials have long memories. “Brexit means Brexit” may have been a British slogan, but it is also etched into the minds of many in Brussels.

That is why the immediate business question is not “will the UK rejoin?” It is “how close can the UK and EU get, sector by sector, before politics catches up?”

For companies, the answer matters now. The European Partnership Bill could create openings and future alignment. But the bigger opportunity is strategic: a UK-EU relationship fit for defence cooperation, resilient supply chains, AI governance, space and economic security.

The UK may not be ready to rejoin the EU. Brussels may not be ready to welcome the UK back without conditions. But the current settlement is clearly no longer enough.