The Ghost of June 23: Reflecting on a Decade of Brexit and the Power of Counterfactual History

By Fabrizio Tassinari
June 19, 2026

Introduction: The Intolerance of Inevitability

Ten years have passed since the United Kingdom voted to sever its ties with the European Union, a seismic geopolitical shift that continues to ripple through the foundations of the Western democratic order. As we mark this tenth anniversary, the political landscape remains dominated by the lingering shadow of the 2016 referendum.

In a seminal essay published nearly four decades ago, the French author Emmanuel Carrère posited that counterfactual history—the imaginative exploration of "what if"—is fueled by an innate human refusal to accept the inevitable. Carrère famously noted that for the nineteenth-century mind, the defeat of Napoleon at Waterloo was an unbearable reality; the exercise of imagining a different outcome was not merely an academic indulgence, but a form of intellectual rebellion against the deterministic view that history could not have unfolded otherwise.

As the West marks a decade of the post-Brexit era, we find ourselves at a similar crossroads. While many analysts argue that Britain’s departure was the result of deep-seated structural and historical fissures, such conclusions invite a dangerous fatalism. To understand the past ten years, we must first dare to imagine the paths not taken.

Chronology: A Decade of Disruption

The road to and from the June 23, 2016, referendum has been characterized by institutional volatility and shifting alliances.

June 23, 2016: The United Kingdom votes 52% to 48% in favor of leaving the European Union.
March 2017: Prime Minister Theresa May triggers Article 50, officially beginning the withdrawal process.
2017–2019: A period of parliamentary gridlock, multiple "meaningful votes," and the eventual resignation of May as the UK struggles to reconcile the "soft" vs. "hard" Brexit divide.
January 31, 2020: The UK formally exits the EU, entering a transition period.
December 2020: The Trade and Cooperation Agreement (TCA) is finalized, narrowly avoiding a "no-deal" scenario.
2021–2024: The implementation phase, marked by trade frictions, supply chain disruptions, and the Northern Ireland Protocol negotiations.
2025–2026: A period of "re-alignment," where both London and Brussels have begun to explore closer cooperation on security and defense, though full economic integration remains a political taboo.

Supporting Data: The Economic and Social Ledger

The quantitative reality of the past decade presents a complex picture. According to recent data from the Office for National Statistics (ONS) and the European Commission, the economic impact has been non-negligible, though often obscured by the global shocks of the COVID-19 pandemic and the energy crisis of 2022.

Trade Volume: UK exports to the EU have stabilized, but the "friction cost"—the administrative burden of customs declarations and sanitary checks—has permanently altered the SME (small and medium-sized enterprise) landscape. Small businesses that relied on just-in-time cross-channel logistics have seen a 14% decline in export activity compared to pre-2016 projections.
Investment Flows: Foreign Direct Investment (FDI) into the UK has seen a bifurcation. While the tech and green energy sectors remain resilient, manufacturing investment has stagnated, trailing behind the growth seen in Germany and France over the same period.
Labor Markets: The end of free movement has led to a structural tightening of the labor market. While this has pressured wage growth in some sectors, it has also exacerbated the chronic staffing shortages in the UK’s National Health Service (NHS) and the agricultural sector, leading to increased reliance on non-EU migration routes.

Official Responses: From Defiance to Pragmatism

The rhetoric surrounding Brexit has undergone a profound metamorphosis. In 2016, the narrative was defined by the binary of "sovereignty vs. bureaucracy." Today, that language has shifted toward "pragmatic cooperation."

London’s Current Stance: The current UK administration, acknowledging the limitations of the "Global Britain" project, has pursued what officials call a "neighborhood-first" policy. "We are not looking to rejoin the Single Market," a senior spokesperson for the Cabinet Office stated earlier this month, "but we are actively pursuing a comprehensive security and research partnership that recognizes our shared destiny on this continent."

Brussels’ Perspective: European Commission officials remain cautious but more collaborative than in the heat of the 2018 negotiations. The EU’s position remains anchored in the integrity of the Single Market. However, the rise of shared security threats—particularly regarding the stability of the Eastern flank—has forced a recalibration. "The divorce was acrimonious," a senior EU diplomat remarked, "but the shared challenges of the 2030s require us to look past the grievances of the 2020s."

Implications: The Counterfactual as a Tool for Reform

If we accept Carrère’s premise that history is not an immutable sequence of events, we can use counterfactual analysis to identify the "missed pivots."

1. The Institutional Flexibility Argument

Had the UK and the EU engaged in a more flexible approach to "associative membership" in 2017—perhaps a model that allowed for the UK to maintain regulatory alignment in exchange for specific political inputs—the economic scarring might have been mitigated. This suggests that the rigidity of the negotiation structure was as much to blame as the political intent of the parties.

2. The Democratic Deficit

The most profound implication of the last decade is the realization that the "democratic deficit" many voters felt in 2016 was not fully resolved by Brexit. The UK has regained legislative sovereignty, yet the pressures of global economic forces—inflation, AI regulation, and climate change—remain largely outside the control of any single nation-state. This implies that the future of the UK-EU relationship must focus on shared sovereignty rather than the illusion of complete isolation.

3. The Future of European Integration

Brexit has served as a stress test for the EU. While many predicted a "domino effect" of exits, the opposite occurred. The unity displayed by the 27 member states during the negotiations arguably strengthened the bloc’s internal cohesion. For the UK, the implication is that it now sits alongside a more integrated, and potentially more defensive, European Union.

Conclusion: Escaping Fatalism

As we look forward from 2026, the danger is not that we remember the Brexit referendum too clearly, but that we remember it too narrowly. By treating the outcome as a structural inevitability—an "end of history" for the UK-EU relationship—we risk blinding ourselves to the policy choices that remain.

The lesson of the last ten years is that geography and history are not static. The intolerance for inevitability that Carrère championed is precisely what is needed now. We must move beyond the binary politics of "Leave" and "Remain" and begin the harder work of defining what a mature, post-divorce relationship looks like.

The tenth anniversary should not be a day for relitigating the past, but for acknowledging that history remains a creative act. The United Kingdom and the European Union are not destined to drift apart; they are two entities currently navigating a turbulent sea, tethered by a thousand years of shared history and a future that will, inevitably, be written together.

To believe that things could not have been different is to surrender our agency. To believe that things cannot change in the future is to surrender our potential. As we step into the second decade post-Brexit, let us choose the path of agency, informed by the echoes of what might have been.