Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1141
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Europe, Mediterranean
Countries Belgium, Croatia, Finland, Germany, Norway, Russia
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Geoffrey Vickers


A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file includes the following reports on the Russian Front: five Joint Intelligence Committee (JIC) reports and Boniface reports sent to the U.K. Military Mission in Moscow for release to the Russians covering August 22-November 20.


information sharing, British Military Mission, Anglo-Soviet relations, communications interception, codes, intelligence reports, military dispositions, Eastern Front, shipping, transportation, interrogation, prisoners of war, aerial attacks, industry, oil, training, German army, military organisation, Battle of Stalingrad, weapons production, aircraft

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