Norms Impact
Trump Threatens to Resume Nuclear Weapons Testing, Minutes Before Xi Meeting
A single presidential post threatened to upend decades of nuclear restraint and arms-control practice, signaling world-altering policy by impulse rather than transparent, accountable statecraft.
Oct 30, 2025
Sources
Summary
President Trump threatened on social media to resume U.S. nuclear weapons testing for the first time in more than 30 years, minutes before meeting China’s President Xi Jinping on an Asia trip.
The presidency was used as a real-time platform to signal a major strategic shift—potentially bypassing established arms-control practice and the historically civilian-led testing apparatus—without a clarified policy process.
The practical consequence is heightened global escalation risk, with a credible path toward reciprocal nuclear testing by other states as New START nears expiration.
Reality Check
Using the presidency to float nuclear testing as a spur-of-the-moment threat normalizes governance by escalation, and it teaches every other nuclear power that restraint is optional when a leader wants leverage. Based on what we have, this reads less like a prosecutable crime than a destabilizing abuse of public power: no facts here establish bribery or fraud, and policy threats themselves are not typically criminal under federal law. The deeper breach is institutional—shifting nuclear posture by social-media directive, with no public process and apparent confusion over which department conducts testing, corrodes civilian control, arms-control continuity, and the predictability our safety depends on.
Detail
<p>During a diplomatic tour of Asia, President Trump posted on Truth Social that he had instructed what he now calls the “Department of War” to “start testing our Nuclear Weapons on an equal basis,” stating the process would begin immediately.</p><p>The post came minutes before he was scheduled to meet President Xi Jinping. While greeting Mr. Xi, Mr. Trump did not clarify the remarks to reporters.</p><p>The phrase “on an equal basis” was not explained; it could refer to demonstrations or routine tests of unarmed missiles, which the United States conducts, rather than detonation of a nuclear weapon. The United States has not conducted a nuclear weapons test in more than 30 years, and past presidents have largely observed the Comprehensive Nuclear Test Ban Treaty’s provisions despite the United States never ratifying it.</p><p>Mr. Trump’s statement came about 100 days before the expiration of New START, the last major U.S.-Russia nuclear arms control treaty. Historically, U.S. nuclear weapons tests were conducted by the Energy Department, not the Pentagon.</p>