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Sep 30, 2026

US conducts underground explosion test to detect low-yield nuclear blasts amid China suspicions

The US National Nuclear Security Administration conducted a non-nuclear chemical explosive experiment at the Nevada Test Site on September 30, explicitly designed to improve detection of low-yield nuclear explosions. The test was linked to Washington's suspicions that China conducted a secret nuclear test in 2020.

Sep 30, 2026·4 sources
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Sep 4, 2026

US and allies push IAEA to report Iran to UN Security Council

The United States, Britain, France and Germany are seeking a resolution by the UN nuclear watchdog's board to report Iran to the UN Security Council for the first time in 20 years.

Sep 4, 2026·6 sources
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Top claims

  • ▪Under Secretary of State Thomas DiNanno stated that the Chinese military used decoupling to limit seismic monitoring and conceal nuclear explosions that violated test ban commitments.
  • ▪The Nevada chemical explosion test unnecessarily escalates nuclear tensions with China
  • ▪The United States is justified in accusing China of conducting a secret nuclear test

Subtopics

Arms control & disarmament1International sanctions1Iran's nuclear program1U.S.–China relations1UN Security Council1

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