Soldiers of the 45th Battalion wearing gas respirators during the Battle of Polygon Wood, Frank Hurley 27 September 1917. Image courtesy Australian War Memorial.
- Day 1155 of the war
- At 5.50am Allied forces launch a massive artillery barrage on German lines at Polygon Wood near Ypres in Belgium on the Western Front, heralding the beginning of the Battle of Polygon Wood.
- Reginald Claude Nancarrow is killed in action in the Battle of Polygon Wood
- Robert Clyde Jones is killed in action in the Battle of Polygon Wood
- Christopher Henry Gage is killed in action in the Battle of Polygon Wood
- Stanley Michael Jordan enlists. Stanley is commemorated on the Centenary of WWI in Orange Honour Roll; he would die of wounds in France on 29 October 1918.
- The Leader reports the death in action of William Roy Lowdon
