Air Operations, Europe
The RAF carries out daylight raids on the airfields in Brittany. There is a night raid on Bordeaux.
[
| 
]Battle of the Atlantic
- U-95 badly damages the British steamer Waiotira (12,823t) 124 miles northwest of Rockall. The ship sinks on the 27th with the loss of 1 on board. 89 survivors are picked up by the British destroyer Mashona.
- The German steamer Baden (8803t), leaving Tenerife to return to Germany, is intercepted by the British light cruiser Bonaventure. She scuttles herself to avoid capture. This is completed by a torpedo from the British cruiser.
| ] Admiral Hipper and Thor in the Atlantic |
 |
The Blitz
The Luftwaffe resumes the bombing of London after allowing the British capital a truce on Christmas Day.
[ | ]