Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3135
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, East Asia, Europe, Mediterranean
Countries Finland, Guinea, Singapore
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 on West Europe: the 25th Corps' situation report, for July 31; that elements of the 91st Division, which have fought through, are taking up a position east of Avranches, on July 31; and Naval Headlines.


military situation reports, Battle of Normandy, Operation Overlord, aerial attacks, strafing, German airborne troops, military dispositions, German army, naval intelligence, military exercises, German navy, warships, Pacific War, Japanese navy, shipping losses, submarines, United States Navy

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