- British and Indian forces cross the Diyala River in Mesopotamia as they close in on Baghdad
- The Australian Naval Board informs the Admiralty that “a small minesweeping flotilla is being trained at Sydney and Melbourne”. The vessels consist of requisitioned tugs and trawlers manned by the Australian Naval Brigade. The flotilla was never commissioned.
- Three Turkish columns in western Persia continue their retreat, converging on the Baghdad road at Kangavar; the main column is ousted from Assadabad Pass by the pursuing Russians
- To date 114,803 British women have enrolled to serve in the Women’s Army Auxiliary Corps (WAAC)