Can the Climate Crisis Unite Europe?

LONDON—Europe today faces an increasingly hostile geopolitical landscape, yet the European Union is struggling to unite its member states around a shared political project. Security, competitiveness, migration, and democratic values have all been invoked as grounds for deeper integration. None has proved sufficient.

Majid Saeedi/Getty Images Politics 1 Iran Is Pressing Its Strategic Advantage Carla Norrlöf considers the implications of the regime’s threat to impose a toll on undersea cable traffic.

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Xinhua Liu Chan/Getty Images Longer Reads 4 Was Xi Jinping Inevitable? Steve Tsang asks why decades of rapid economic growth ended up pushing China back toward totalitarianism.

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Angela Weiss/Getty Images Economics 2 Interest Rates Can’t Control Today’s Inflation Carolina Alves argues that using the wrong tool to manage price growth fueled by war and structural shifts is a political choice.

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Meanwhile, the environment—once at the heart of Europe’s political project—has fallen by the wayside, a casualty of the rupture between the certainties of the past and an increasingly uncertain future. But dismissing environmental priorities like climate action as outdated misunderstands both the crisis they represent and their significance for Europe’s political union.

Consider the historical roots of European unification. Speaking at the Peace Congress of 1849, Victor Hugo gave voice to the aspirations of generations of European intellectuals who envisioned a federal republic that would bring peace and stability to the continent. “[A] day will come,” he declared, “when we shall see those two immense groups, the United States of America and the United States of Europe, stretching out their hands across the sea, exchanging their products, their arts, their works of genius, clearing up the globe, making deserts fruitful, ameliorating creation under the eyes of the........

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