Kidnapped by the secret police of the state he served and reported dead in a bombing, an Irish courier's path from a London cypher desk to a Soviet gulag stayed hidden for decades.
By Harlan Pryce ·
A dentist vanished from the United States in 1936 to join the Soviet apparatus, leaving British intelligence to track his movements across London and the West.
By Constance Bell ·
Kept in British archives as a translation of a captured German file, these 1943 details track the NKVD's transition into a force dedicated to the death of spies.
By Vera Kessler ·