- The Japanese Navy scuttles the Austro-Hungarian cruiser Kaiserin Elisabeth in Tsingtao harbour
- Russia declares war on Turkey
- The British Admiralty declares the North Sea a military zone
- A “State of War” commences between Serbia and Turkey
- Russian and Ottoman Empire forces clash in the Bergmann Offensive. Fighting continues until 16 November
- The Battle of La Bassée ends in northern France. The fighting between German and Franco-British forces began on 10 October.
- The Battle of Messines in the Belgian Province of West Flanders ends
- The Battle of Armentières ends
- The first units of the Indian Expeditionary Force “F” leave India for Egypt