Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1881
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Atlantic, Europe, Mediterranean, Middle East
Countries Albania, Corsica, Greece, Italy, Sardinia, Sicily, Turkey
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Pietro Badoglio, Edward Bridges, Adolf Hitler, Benito Mussolini, Joachim von Ribbentrop


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: that the Germans expect increased Allied activity in view of the change in the Italian government, on July 26; and a German Air Force (GAF) reconnaissance report on Sicilian harbours and airfields on July 26; on South-east Europe: of Axis vessels being sunk, on June 15 and July 26; Naval Headlines; from the Japanese ambassador in Istanbul, giving the German and Italian ambassadors' views on Turkey and the war, as at July 20; from the Foreign Ministry in Rome, on Italian notification of resignation by Mussolini, on July 26; and from the Japanese ambassador in Rome, on a meeting between Hitler and Mussolini, on July 22.


collapse of Fascist Italy, Italian government, predicting enemy reactions, aerial reconnaissance, assessing enemy strength, shipping losses, submarines, naval intelligence, effects of bombing, air raids, United States Army Air Force, naval bases, occupied Norway, German U-boats, warships, naval operations, French navy, Eastern Front, naval bombardment, military supplies, transportation, shipping, diplomatic intelligence, Turkish foreign policy, military strength, Italian air force, conferences, Nazi leadership, fascist leadership, Italian withdrawal

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