Western Front
East of Avion (south of Lens) British position improved.
Eastern Front
The Bolshevik government in Russia signs an armistice with the Central Powers. It will go into effect on the 17th:
https://twitter.com/centuryagotoday
German and Russian soldiers together after Russia signs the armistice with the Central Powers:
https://twitter.com/CenturyAgoToday...725857407791106
Southern Front
First Battle of the Piave (until December 30): Italians regain some positions in Brenta valley.
Macedonia: Allied aeroplanes bomb depots at Cestovo.
Naval and Overseas Operations
Ionian Sea: A claim that a French destroyer sinks two submarines. The only loss I can track for the Mediterranean for the entire month of December, 1917, is the destruction of
UC-38, after it sank the
Chateurenault on 14 December.
Bristol Channel: Sloop HMS
Arbutus sunk by U-boat.
Asiatic and Egyptian Theaters
General Edmund Allenby made G.C.M.G. (Order of St Michael & St George)
Political, etc
Germany: German poster, which promotes war donations at Christmas 1917:
https://i2.wp.com/ww2-weapons.com/w...cht17.jpg?ssl=1
United Kingdom: Lieutenant-Colonel Bernard Freyberg – Victoria Cross – condemns Siegfried Sassoon’s anti-war attitude to Lady Cynthia Asquith.
Portugal: New Portuguese Government declare they will honor all Portuguese engagements.