20 dez 1946 ano - Soviet Spies in the Manhattan Project Exposed

Descrição:

The Verona counter-intelligence program decodes Soviet messages, and reveals the existence of Soviet spies in the Manhattan Project. These messages led to the discovery of the Cambridge Five-five spies who were recruited from the College of Cambridge in the 30s-as well as other spies who were operating in nuclear facilities.

Adicionado na linha do tempo:

Data: