Born in Mount Oliver, Victoria and a Station Hand by trade, George Corker was 21 years and single when enlisted on the 2nd of August 1915 in the 8th Light Horse Regiment, 12th Reinforcement, Australian Imperial Force, with the rank of Private, Number 1547, and was listed as returned to Australia on the 20th of July 1919. His Unit embarked from Melbourne, Victoria, on board HMAT A11 'Ascanius' on the 10th of November 1915. Admitted sick to 31st General Hospital for tonsillitis on the 19th of August 1916, Hassamya; again admitted to hospital at Gaza seriously ill with Malaria on the 13th of August 1918; admitted to hospital on the 30th of April 1919; Pronounced out of danger and discharged from the Australian Base Depot Port Said on the 12th of July 1919. Returned to Australia per 'Morvada' ex Kantara, Egypt – demobilized on the 20th of July 1919. Disembarked on the 25th of August 1919 and Discharged from the 3rd Military District on the 17th of October 1919 with the Termination of Period of Enlistment. Tree No. 818