He served as a member of the Royal Canadian Mounted Police from 1939 to 1945,[citation needed] and was active in the local rotary clubs and Knights of Columbus.
Mills was the Progressive Conservative candidate in this election, and defeated New Democratic Party incumbent A. J. Reid[2] by a mere four votes.
[3] Mills was a backbench supporter of Dufferin Roblin's government during his time in office.
In the 1966 election, and Mills lost to Peter Fox of the NDP[2] by 836 votes.
In 1968, he moved to Victoria, British Columbia where he operated a lady's wear store and then became a real estate agent.