Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/648
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Africa, Atlantic, East Asia, Europe, Mediterranean, Middle East, Pacific, South Asia
Countries Australia, Bermuda, China, Crete, France, Germany, Gibraltar, Ibiza, India, Indochina, Italy, Japan, Libya, Malaya, Malta, New Zealand, Russia, Sardinia, Scotland, Sicily, Spain, Syria, Taiwan, Togo
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Ugo Cavallero, Benito Mussolini


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 Mediterranean: that an operation against shipping targets was delayed because of damage caused by an RAF raid to an airfield in Crete; a German good source report of Allied mistakes in North Africa on June 12; a summary of the Allied prisoners of war that have been taken up to June 10; a good source report of impending sabotage attacks by paratroops and the Long Range Desert Group on June 12-13; and of objectives agreed between Mussolini, Kesselring and Cavallero on the progress of the North African campaign, on June 12.


air raids, Royal Air Force, airfields, Desert War, intelligence reports, communications interception, assessing enemy strength, casualties, security, British army, prisoners of war, military commanders, sabotage, aircraft, operations planning, commando raids, conferences, Axis strategy, military situation reports, Battle of Gazala, Free French, intelligence requirements, naval intelligence, German U-boats, Royal Navy, Soviet air force, torpedo boats, Italian navy, shipping, Spanish armed forces, diplomatic intelligence, propaganda, Pacific War

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