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The U.S. alleges China secretly tested a nuclear weapon in 2020, based on intelligence and seismic data, though China denies it.
The U.S. believes China conducted a secret nuclear test in 2020, based on intelligence assessments and seismic data, though China has not confirmed it.
The claim, reported by NPR and cited by Pentagon and China correspondents, fuels growing U.S. concerns over China’s expanding nuclear arsenal and missile advancements, including the DF-31BJ.
No public proof has been released, and China has not responded.
The allegations come amid broader geopolitical tensions involving Ukraine, Iran, and U.S. plans to resume nuclear testing, which critics say undermines global nonproliferation efforts.
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Estados Unidos alega que China probó en secreto un arma nuclear en 2020, basándose en datos de inteligencia y sísmicos, aunque China lo niega.