Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/1501
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, Europe, Mediterranean
Countries Denmark, Sicily, Tunisia
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Karl Dönitz, 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 North Africa: of the 164th division's positioning, on March 22; that an unidentified German unit was despatched to block penetration; that the British captured Italian companies; and that the 164th Light Division and the 21st Panzer Division are to be subordinated to General Mannerini; Naval Headlines; the Japanese charg� in Rome reports that Mussolini intends to visit Hitler and Ribbentrop; and of sigint success on SHARK for 19 and 20 March.


military organisation, troop movements, German army, invasion of French North Africa, military situation reports, Italian army, prisoners of war, British army, military commanders, naval intelligence, Battle of the Atlantic, German U-boats, convoys, Italian navy, shipping losses, diplomatic intelligence, conferences, Nazi leadership, fascist leadership

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