[3] Hincks served with the 10th Battalion in the Gallipoli Campaign, coming ashore at Anzac Cove on 25 April 1915 ahead of the main landing of Australian forces.

[4] Following his discharge from the army, Hincks worked for the Wheat Harvest Board before setting up his own grain and insurance management business and starting a farm.

He was a member of several charitable organisations, and a state councillor in the Returned Sailors' Soldiers' [and Airmens] Imperial League (1922–1946).

[5] Despite his poor health, Hincks was respected and admired for his hard work in the portfolios, which he held until his death in office from cancer on 1 January 1963.

[2] Hincks was made a Knight Bachelor on 1 January 1960, for service as Minister of Lands and Repatriation in South Australia.