Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/2372
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations
Regions Atlantic, Europe, Mediterranean
Countries England, France, Germany, Gibraltar, Great Britain, Iceland, Norway
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges


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: a 10th Army report for January 27; Naval Headlines, covering U-boat operations; and from the Japanese ambassador in Ankara, forwarding the remarks of a German editor on the prospects for a second front, on January 20.


military situation reports, Allied powers, military operations, Battle of Monte Cassino, naval intelligence, German navy, torpedo boats, German U-boats, Arctic convoys, shipping losses, diplomatic intelligence, German strategy, secret weapons

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