- Field-Marshal Colmar Freiherr von der Goltz leaves Germany to assume command of the Turkish Army
- The German battleships SMS Goeben and SMS Breslau bombard Batumi on the Russian coast
- Hill 60 on the Western Front in Flanders is captured by German forces
- The French begin a series of attacks along the Western Front against the Germans in the Artois region of northern France and Champagne in the south. Hampered by a lack of heavy artillery and muddy winter conditions, the French fail to make any significant gains and both offensives are soon suspended.