Dardanelles: French submarine Turquoise having been first French boat into Marmora, but forced ashore by gunfire and captured by Turks with details of British sub E20 rendezvous.
Champagne: Germans recapture Butte de Tahure.
Galicia: Südarmee‘s Battle of Siemikowce (until November 5).
Cameroons: French occupy Eseka rail terminus . Railway in full Allied use by December 13.
Southwest Africa: South African Interior Secretary E Gorges becomes Administrator (until October 1920), military governor General Beves leaves but still martial law until January 3, 1921.
France: General Gallieni becomes War Minister (Millerand resigned the day before). Now Prime Minister Briand soon streamlined propaganda with new Maison de la Presse.
During October 123,000 wounded soldiers from Champagne pass through Troyes.