Oleg Gordievsky, Britain’s most valuable Cold War spy inside the KGB, dies at 86
Historians consider Oleg Gordievsky, the most senior Soviet spy to defect during the Cold War, one of the era’s most important informants.
Tomas K - Moderator 
Historians consider Oleg Gordievsky, the most senior Soviet spy to defect during the Cold War, one of the era’s most important informants.
