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 the Moscow Front: of German dispositions of October 26; on Yugoslavia: of Serb insurgents using anti-aircraft artillery (AAA); the Naval Headlines, on Italian and Spanish (Russian Front) activity; from the Italian representative in Kabul on the Afghan reaction to Rome's propaganda broadcasts; from the Turkish ambassador to Vichy on Franco-German negotiations on North Africa; from the Turkish minister in Madrid on German-Vichy peace discussions; and from the Turkish chargé in Tehran on Iran and the Russian situation.