Julius and Ethel Rosenberg were convicted of conspiracy to commit espionage on March 29, 1951, and were executed June 19, 1953. They were accused of passing information on the atomic bomb to the Soviet Union.
In Britain there was the Portland Spy Ring which included Peter & Helen Kroger (Real name Cohen) They were exchanged for a captured British agent in Russia.
passing secrets about nuclear science to the Soviets
passing secrets about nuclear science to the Soviets.
passing secrets about nuclear science to the Soviets.
The Rosenbergs.
Ethel Rosenberg was the person who played the minor role in the passing of the atomic secrets to the Soviet. He was later convicted for passing the atomic secrets to the Soviets.
There were not any, really. All that stuff was pretty necessary to get communists out of the United States government. At the time, communists were selling nuclear secrets to the Soviets. That was actually how the Soviets developed nuclear weapons. Whatever way in which blacklists hurt America, they actually helped more.
Julius and Ethel Rosenberg . ~ Look to the related link below .
1949
Nuclear missiles.
they were thought to have given nuclear bomb information to the soviets
kuril islands
Julius and Ethel Rosenberg were charged, convicted, and executed in 1953 for espionage, specifically passing atomic secrets to the Soviet Union during the Cold War. The information they provided allegedly helped the Soviets develop their own atomic bomb. Despite international appeals for clemency, the Rosenbergs were put to death in the electric chair.