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 South Europe: the 72nd (error for 76th) Panzer Corps reports the 26th Panzer Grenadier Division's attack, on February 18; of 76th Panzer Corps attacks, on February 18; of the 76th Panzer Corps' front line, on February 18; from the 76th Panzer Corps, of attacks by the 29th Panzer Grenadier and the 114th Jaeger divisions, on February 18; and of the 715th Infantry Division mopping up after an attack by the 29th Panzer Grenadier Division, on February 18; on South-east Europe: a German Air Force (GAF) Command air situation report for February 18, noting possible Allied preparations to bomb Roumanian oil fields; on the Southern Russian Front: Army Group A report a surprise Soviet attack towards Krivoi Rog, on February 18; Naval Headlines, covering U-boat activity in the Atlantic; from the Japanese ambassador in Vichy, on the German commanders and forces in France, as of February 16; from the Chinese minister in Ankara, that the British have discontinued all supplies to Turkey, on February 16; and from the Portuguese minister in Washington with the Ministry for Foreign Affairs in Lisbon, of conversations with east Europeans on Allied appeasement to the Soviet Union, on February 12 and 16.