100 miles off the North coast of Ireland, U-100 sinks 6 merchant ships in convoy SC-11 between midnight and 8 AM and then another from the same convoy at 9 PM (24,601 tons of shipping, 119 merchant seamen killed). 78 survivors are rescued by convoy escorts, sloop HMS Enchantress and destroyers HMCS Skeena & HMCS Ottawa. 4 men float in a lifeboat for 2 days until picked up by a Norwegian steamer and landed at Belfast. During the attack, U-100 is depth charged by a destroyer but escapes with minor damage. http://www.uboat.net/ops/convoys/convoys.php?convoy=SC-11
250 miles West of Ireland, U-123 sinks 4 merchant ships in convoy OB-244 between 4.16 and 9.14 AM (20,885 tons of shipping, 119 sailors killed). 65 survivors are rescued by convoy escort sloop HMS Sandwich and landed at Liverpool on November 27. 6 other survivors make land on Barra Island in the Outer Hebrides, Scotland. U-123 collides with submerged wreckage from one of its victims, damaging the periscope and conning tower and forcing U-123 to return to Lorient, France. http://www.uboat.net/ops/convoys/convoys.php?convoy=OB-244
Germany continues to shore up support in the Balkans, to protect vital Romanian oil supplies and for offensives against Greece and USSR. Romania joins the Axis, seeking protection against the Soviet Union which has already taken Bessarabia. In Berlin, Romania’s fascist leader Ion Antonescu signs the Tripartite Pact.
Luftwaffe bombs the docks at Southampton overnight, damaging British troopship Llandovery Castle and paddle minesweeper Duchess Of Cornwall.