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 Southern Europe: a 2nd Air Fleet summary for the Italian campaign, from June 18, noting that the western part of Elba is occupied by Allied forces, and that on the Italian mainland there was a further Allied advance south and south-west of Perugia; of further Allied successes on Elba, on June 18; reports from the main Italian Front, from the 162nd Infantry Division; the 19th German Air Force (GAF) Field Division with its battle HQ at Suvereto; the 29th Panzer Grenadier Division; and the 26th Panzer Division, stating that Allied forces continue to push back the Germans; that the Germans plan a partial demolition of the Albanian harbour at Durazzo to ensure the security of their vessels there, on June 17; and that the German South Dalmatian naval authority requests the resumption of GAF attacks against Vis Island where enemy troops were receiving continuous reinforcement, on June 18; from the Japanese ambassador in Vichy, a report of June 14 following talks with a member of the Sicherheitsdienst (SD) in Paris responsible for suppression of the anti-German movement, on the plans of the French Communist Party, that it is to cooperate with de Gaulle until all German forces are out of France and then to strongly oppose de Gaulle, and that the Germans had designated 3 divisions to suppress any general uprising by the Maquis following the Allied landings in France; from the Japanese ambassador in Berlin, a report of June 15 on a conversation with the German Vice-Minister Steengracht on the Allied invasion of France, much of it obvious propaganda but it was clear that Allied superiority both in the air and on the sea was the main factor for the Germans being unable to force the Allies back into the sea; from the Japanese ambassador in Moscow, a report of June 14 stating that Paasikivi had arrived in Moscow on June 13 to re-open negotiations for a Soviet-Finnish armistice; and Naval Headlines, sent to General Ismay under reference 6846 (6846 is not included in this series).