Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/90
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Europe, Mediterranean
Countries Crete, Gibraltar, Italy, Sierra Leone
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Not Defined


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: a report of the merging of units of the German Air Force (GAF) on the Russian Front on September 24; a report that the Battle Group Von Boddgen was relieved by Romanian forces; a German report of British dispositions and locations in the Western Desert; and a statement of losses due to the sinking of the ships Oceania and Neptunia.


German air force, military organisation, military situation reports, Operation Barbarossa, Desert War, British army, naval intelligence, German U-boats, convoys, shipping losses, invasion of the Soviet Union

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