Theodore Hall
Physicist and atomic spy
Physicist and atomic spy
1925
101 years ago
Scientists & Innovators
United States
An American physicist contributed to the Manhattan Project during World War II. Later revealed as a Soviet spy, played a pivotal role in providing classified nuclear weapons information to the Soviet Union. After the war, faced scrutiny and was subject to investigations regarding espionage activities. Hall's actions were largely hidden during his lifetime, with significant revelations occurring posthumously, sparking debates around loyalty and patriotism in the context of Cold War tensions.
Worked on the Manhattan Project
Leaked atomic secrets to the Soviet Union
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