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: the Italian minister in Lisbon reports the probable fall of the Churchill government; the Turkish minister in Madrid reports a British movement for Churchill's resignation; the Italian representative in Kabul reports on Italian intrigues among Afghan frontier tribes, on October 31; and on British-Afghan relations; and the Naval Headlines, covering German and Italian activity.