During the 1940s, while the United States was secretly building the first atomic bomb under the Manhattan Project, Soviet spies had already infiltrated their labs. Scientists like Klaus Fuchs leaked top-secret nuclear blueprints to Moscow — helping the USSR build its own atomic bomb just years later. This short documentary reveals how espionage, betrayal, and secrecy changed the balance of world power forever. If history shocks you — don’t forget to share this truth! #Russia #America #AtomicSecr

Japanese Atomic Bomb Project - Nuclear Museum

German Atomic Bomb Project - Nuclear Museum

8 Spies Who Leaked Atomic Bomb Intelligence to the Soviets

'A Compassionate Spy' Follows an American Physicist Who Gave Atomic Bomb Secrets to the Soviet Union