Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3103
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Atlantic, East Asia, Europe, Mediterranean, Pacific
Countries Corsica, France, Gibraltar, Italy, Japan, New Zealand
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Karl Dönitz


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 South Europe: German battle reports, for July 22; the 2nd Air Fleet's situation report, for July 22, stating that the Allies reach Senigallia; and of German withdrawals, on July 22; and Naval Headlines, covering the very grave petroleum situation of the Japanese.


military situation reports, Italian Campaign, Allied powers, tanks, German withdrawal, naval intelligence, German U-boats, naval bases, Pacific War, transportation, shipping, oil, Japanese war effort, aerial attacks on ships, Japanese navy, shipping losses

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