The 4th Brigade camp at Sarpi Camp, September 1915. Image courtesy Australian War Memorial.
- The 4th Australian Infantry Brigade returns to Gallipoli following a month’s respite at Sarpi Rest Camp on the island of Lemnos
- General Michel-Joseph Maunoury succeeds General Joseph Gallieni as Military Governor of Paris
- British Prime Minister Herbert Asquith declares Serbian independence to be an essential object of the war
