Ruth and David Greenglass
American spies
American Spies
American citizens who confessed to espionage for the Soviet Union, primarily by passing on American nuclear secrets. David Greenglass was convicted and served 10 years in prison, while Ruth was never tried. They both cooperated with the investigation and became notorious for testifying against their close relatives, Julius and Ethel Rosenberg, whose veracity has been questioned.
Ethel and Julius Rosenberg
Based almost entirely on the testimony of the Greenglasses, Ethel, David's sister, and her husband Julius were executed in the electric chair.
