In 1915 Ainsworth was commissioned in the Australian 62nd Infantry Battalion . In 1917 he joined the Counter Espionage Bureau and was made an honorary captain . In the same year he married Mary Catherine Statham at Murwillumbah . Following demobilisation in 1918 he became an inspector in the Commonwealth Police in Queensland . Transferring to the Prime Minister ’s Department in 1921 , he served as foreign-affairs officer with the Australian delegation to the Imperial Economic Conference in London in 1923 , as well as being the sole Australian delegate attending the International Labour Organization meeting at Geneva the same year
Imperial Economic Conference
1923 Imperial Conference
George Ainsworth