Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3186
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Africa, Atlantic, East Asia, Europe, Mediterranean
Countries Denmark, France, Guinea, Italy, Japan
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People Adolf Hitler


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 Western Europe: that Allied aircraft attack the battleship Tirpitz in Kaafjord on August 22 but fail to hit the vessel; that the Germans start to destroy Rouen harbour before its evacuation, on August 24; of discipline problems in the 3rd Air Fleet; 1st Army battle reports for August 23; that the remains of the 7th Army are in need of reorganisation and re-equipment, on August 20; that the 18th German Air Force (GAF) Field Division is en route from the Channel coast of northern France, to reach its new operational area north-east of Mantes on August 23; that elements of the 338th Infantry Division en route north from the Rhone Delta area are to be brought up to an area south of Sens, on August 20; on the front line of the 81st Corps as at August 22, running south from the Seine in the Mantes area; that the Germans believed the Allies had landed on August 22 at St Jean de Luz with a German rearguard blocking near Bayonne; of about 100,000 German soldiers and civilians from south-west France being evacuated over a line from Moulins-Nevers-Cosne, with the first elements to arrive by September 12; that the German garrison at Ushant is to withdraw to Brest, on August 23; and that the 19th GAF Field Division arrived in Denmark from Italy by August 9 although it had previously been considered to have been disbanded by late July; on Eastern Europe: of all German forces being urged to attempt to regain Constanta in Romania, on August 23; that Russian spearheads were west of Akkerman and south of Jassy, in Romania, on August 22; and that the Germans are expecting increased sabotage activity in Bulgaria following the President's speech on August 17 advocating Bulgaria's withdrawal from the war; and Naval Headlines.


aerial attacks on ships, warships, German navy, occupied Norway, German withdrawal, ports, occupied France, military discipline, military situation reports, Eastern Front, military objectives, German U-boats, Battle of the Atlantic, convoys, shipping losses, Pacific War, amphibious operations, Allied powers, submarines, German army, military shortages, equipment, troop movements

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