The arrest, trial and execution of Julius and Ethel Rosenberg in 1951 mesmerised an America coming to grips with the early Cold War and the anxiety aroused by the Soviet Union's testing of the atomic bomb. However, in 1965, Walter Schneir famously presented evidence that the Rosenbergs were innocent and had been framed by the FBI - a case which was brought into question in 1995 when the FBI released 3000 Soviet intelligence documents. This prompted Schneir to continue his research, which has lead to surprising and revelatory results.
