Why Europe Is Talking About Nukes
The Atlantic
February 13, 2026
AI-Generated Deep Dive Summary
Europe’s shifting stance on nuclear deterrence is gaining momentum as declining trust in the U.S. and rising security concerns prompt discussions about collective European defense. Sweden, once a neutral nation that abandoned its nuclear ambitions under American pressure, is now reconsidering its approach. Prime Minister Ulf Kristersson revealed ongoing discussions with France and Britain to explore formal nuclear protection within NATO, signaling a potential shift toward greater European responsibility for defense.
The Munich Security Conference highlighted this trend, with leaders like German Chancellor Friedrich Merz emphasizing the need for a collective nuclear deterrent. This marks a significant departure from decades of reliance on the U.S. nuclear umbrella, as Europe seeks to address growing threats and reduce dependence on American security guarantees.
The expiration of the New START treaty further underscores the changing dynamics. European leaders are now contemplating how to integrate their existing nuclear capabilities—currently held only by France and Britain—to form a cohesive defense strategy. While Kristersson acknowledges that the U.S. remains dominant, the discussions reflect a broader recognition of Europe’s need for greater autonomy in security matters.
This shift signals a potential reordering of international security structures, with Europe taking on a more prominent role in safeguarding its interests. It also raises questions about how this evolving strategy will align with NATO and the broader rules-based order, which has been significantly impacted by Russia’s actions and the U.S. withdrawal from arms control agreements.
Ultimately, Europe’s renewed focus on nuclear deterrence reflects deeper concerns about declining American leadership and the need for a more resilient defense posture in an increasingly uncertain world.
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Originally published on The Atlantic on 2/13/2026