WW2 War Diary for Tuesday, February 23, 1943:
Sea War
Atlantic: U-boat group Rochen (‘Castles’) torpedoes 7 tankers from Convoy UC.1 (February 23-24). Acoustic homing torpedoes used.
Home Fronts
USSR: Stalin issues Order of the Day to Red Army on its 25th Anniversary ‘For 20 months tlhe Red Army has been waging an heroic struggle without parallel in history against the German Fascist hordes. It has become the terror of the Fascist armies.’