Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

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: a German Air Force (GAF) report for December 22, confirming that there were no further Allied advances; a report of an air raid on Hon airfield, on December 22; the German secret service report the Allied eastern Mediterranean fleet's intention to attack near Hammamet on December 22; that heavy Allied traffic was observed moving east in the Medjez El Bab area; that a strong Allied thrust was repulsed north of Dj Bou Hadjar; that Italian forces were pushed back north of Pichon; that the GAF were warned about a possible Allied naval operation in the new moon period; that the Italian Admiralty consider it necessary to send destroyers with troops to Tunis because of the unloading conditions there, on December 21; and GAF reports on Allied aircraft being sighted on December 22; on the Mediterranean: a sea survey for December 21; that Allied shipping was observed; and that over-flying large towns in Italy including Rome has been forbidden.