Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3104
Conflicts Second World War
Themes Military Intelligence and Operations, Foreign Policy and International Relations, Propaganda, Censorship and Psychological Warfare
Regions Atlantic, East Asia, Europe, Mediterranean, Middle East
Countries Estonia, France, Germany, Great Britain, Japan, Latvia, Lithuania, Romania, Singapore, Turkey, West Germany
Document Type Signals Intelligence
Organisations Government Code and Cypher School, Security Service
People Edward Bridges, Heinrich Himmler, Adolf Hitler, Phillipe P├ętain, Erwin Rommel


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 Germany: that in a state of emergency Von Witzleben has been appointed Commander in Chief (C-in-C) of the Armed Forces, on July 20; and a German Air Force (GAF) air situation report, for July 22; on West Europe: battle reports from Normandy on July 22; that the 9th SS Division is in a new battle sector, on July 23; of fighting south of Caen, on July 22; of the 353rd Infantry Division being relieved and transferred to the 87th Army Corps' reserve, on July 23; that the GAF are to reconnoitre for preparations for a large-scale Allied attack, on July 23; and that motor transport is to proceed in convoy in guerilla territory, on July 22; on East Europe: that Himmler and the Fuehrer give the SS dictatorial powers to conscript in Estonia, Latvia and Lithuania, on July 9; Naval Headlines; from the Portuguese chargé in Berlin, describing an attempt on Hitler, on July 21; from the Japanese ambassador in Vichy, that Marshal Petain is opposed to the transfer of the French government from French territory, on July 19; from the Japanese ambassador in Ankara, that Turkey seeks arms in return for a breach with Germany, on July 20; and from the Turkish chargé in Bucharest, describing an interview with the Roumanian Prime Minister, on July 20.


security, civil unrest, effects of bombing, air raids, factories, war materials, aircraft, military situation reports, Battle of Normandy, Operation Overlord, Allied powers, assessing enemy strength, military dispositions, German army, counter-attacks, troop movements, predicting enemy intentions, guerrilla warfare, anti-Nazi resistance, occupied France, conscription, forced labour, Nazi-occupied Europe, naval intelligence, German U-boats, Pacific War, Japanese navy, cyphers, shipping losses, submarines, diplomatic intelligence, German propaganda, coup d’état, military commanders, Vichy regime, Franco-German relations

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