Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/892
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, East Asia, Europe, Latin America, Mediterranean, Middle East
Countries Brazil, Egypt, France, French West Africa, Germany, Gibraltar, Iceland, Russia, Sicily, Singapore, Syria, Turkey
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Phillipe P├ętain


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: Naval Headlines, covering German measures against an Arctic convoy and the activity of Italian shipping bound for Tobruk; from the Brazilian minister in Vichy on German designs on Dakar, as of September 7; from the Turkish Embassy in Moscow, on the war on the Russian Front and Anglo-Soviet relations, as of September 8; and from the Turkish ambassador in London, on pressure for the delivery of war material to Turkey and the training of pilots, on September 8.


naval intelligence, Arctic convoys, German U-boats, aerial reconnaissance, naval warfare, shipping losses, Italian navy, shipping, diplomatic intelligence, Vichy regime, colonies, military strength, Red Army, rumours, politics

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