Tag Archives: nuclear

J. Robert Oppenheimer Personnel Hearings Transcripts

J. Robert Oppenheimer Personnel Hearings Transcripts

In December 1953, the Atomic Energy Commission (AEC) suspended the security clearance of Dr. J. Robert Oppenheimer, and after a four-week, closed-door hearing in April and May 1954, formally revoked that clearance. In June 1954, the AEC released ...

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Broken Arrow Incidents

Broken Arrow Incidents

Background A “broken arrow” is an accidental event that involves nuclear weapons or nuclear components but which does not create the risk of nuclear war, known as a Broken Arrow in United States military terminology. Below are ...

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Dull Sword Incidents

Dull Sword Incidents

Background A “dull sword” is an Air Force reporting term that marks reports of minor incidents involving nuclear weapons, components or systems, or which could impair their deployment. This could include actions involving vehicles ...

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