[2] He served at Gallipoli and later in France, where he was wounded twice, first at Pozières and later at Flers, before being invalided to England because of injury to his eyes, the result of a gas attack.
[7] In 1919, Corboy was censured by the central executive of the Victorian branch of the Labour party for supporting the deportation of all aliens interned during World War I from Australia.
[12] In June 1919, Corboy made a speech to dock workers,[13] following a period of industrial unrest, including riots, at the Fremantle wharf.
[14] He called for a federal election and stated that he would "a thousand times rather have been wounded in a wharf riot in Fremantle than fighting for the capitalistic rulers of the world in France".
[13] The comments were strongly criticised by the Kalgoorlie branch of the Returned Soldiers' Association, who called for his replacement as a Western Australian delegate to the federal executive of the RSSIL.
[15] In the 1919 Australian federal election, Corboy again stood for the seat of Swan, where he won the primary vote but was defeated on preferences by the Country Party's John Prowse.
[16] After his defeat in 1919, Corboy remained involved in Labour politics and in 1921 was elected to the Western Australian Legislative Assembly as the member for Yilgarn.
[18] In 1927 Corboy expressed his support for the abolition of capital punishment in Western Australia, stating that the death penalty was not a deterrent to serious crime.
[1] The previous year he had been named as a co-respondent in a divorce petition brought by Dora's husband Edward Daly; a decree nisi was granted by the court on the grounds of adultery.