Nuclear Policy Must Learn to Live With Disagreement

From climate to AI, other fields have bridged deep divides.

South Koreans walk past missile replicas at the Korean War Memorial on Feb. 28, 2019 in Seoul. December 11, 2025, 10:00 AM

After U.S. President Donald Trump’s recent, ambiguous remarks about the possibility of resuming nuclear testing, one of the country’s oldest security debates feels newly alive—and just as contentious. Deterrence advocates argue that renewed testing could discourage nuclear use amid Chinese and Russian modernization, while disarmament champions counter that any return to testing would undermine global norms, fracture alliances, and accelerate an arms race. Trump’s remarks did not create this rift, but they bring a deeper problem into sharp relief—the fa

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