Commemorated at Memorial Name Long Plain Soldier's Memorial Hall Memorial Trees Given name Sydney Family name Colley Gender Male Service number 38 Conflicts First World War, 1914–18 Campaign Ypres Salient 1917 Fate Killed in action (KIA) Fate date 07 June 1917 Additional information Last held rank Private Unit at embarkation 34th Battalion Service Australian Army - First Australian Imperial Force (1st AIF) Do you know more about this war Veteran? Click here to learn how you can contribute