Document Title Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence
Reference HW 1/3180
Conflicts Second World War
Themes Military Intelligence and Operations
Regions Atlantic, East Asia, Europe, Mediterranean
Countries France, Ireland, Northern Ireland, Norway
Document Type Signals Intelligence
Organisations Government Code and Cypher School
People 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 on France: of a further withdrawal of the 1st SS Corps in the area north east of Falaise, on August 19; that the blocking line of the 352nd Infantry Division runs from the Seine north of St Germain as far as Arpajon; that La Pallice and La Rochelle have been declared a fortress area, but are lacking in anti-tank weapons and ammunition stocks; of three harbour defence vessels being sunk in an air raid on Le Havre, on August 18; of the intention to mine the Seine Estuary by the last naval forces to leave Le Havre; that Port Vendres' harbour and installations are to be destroyed; and of the arrest of Marshal P�tain by the German Forces of Occupation, on August 20; Naval Headlines, covering four U-boats from Norway being ordered to operational areas off Reykjavik, the Minches, Northern Ireland and the Moray Firth; and that all naval elements not needed for the defence of Marseilles and Toulon are to be placed under the operational control of the army and incorporated in its withdrawal to the Rhone and to the north, the Admiral included, while the SDCs are to remain with their men.


military situation reports, Battle of the Falaise Pocket, German withdrawal, German strategy, defence, naval bases, evacuation, German U-boats, mines, demolitions, naval intelligence, shipping losses, German navy, naval warfare

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