Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1995
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Europe, Mediterranean
Countries Italy, Sardinia, Tunisia
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 Southern Europe: of German re-inforcements being brought up to Salerno; of German forces withdrawing according to plan in Calabria; of the German Air Force (GAF) operating against a formation of Italian warships; and of concentrated air attacks on an Allied landing fleet at Salerno, on September 9; a report of an air raid on Foggia, on September 9; and of a German R-boat being attacked by Italian E-boats off of Leghorn, on September 9.


German army, coastal defence, Salerno landing, German withdrawal, German air force, aerial attacks on ships, landing places, air warfare, effects of bombing, air raids, United States Army Air Force, naval warfare, Italian navy, torpedo boats, German navy, warships, troop movements

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