July 16 – Edgar Rhodes becomes premier of Nova Scotia, replacing Ernest Armstrong.
September 14 – John Baxter becomes premier of New Brunswick, replacing Peter Veniot
October 29 – Federal election: Arthur Meighen's Conservatives win a plurality (116 seats), defeating Mackenzie King's Liberals (99 seats). However, King does not resign as prime minister; he will try to govern with a minority government with the support of smaller parties and independent MPs (30 seats)
November 23 – John Brownlee becomes premier of Alberta, replacing Charles Stewart
The Canadian Legion of the British Empire Service League, later the Royal Canadian Legion, is formed by the amalgamation of several veterans' organizations, such as the Great War Veterans Association.
The federal divorce law was changed to allow a woman to divorce her husband on the same grounds that a man could divorce his wife – simple adultery. Before this, a woman had to prove adultery in conjunction with other acts such as "sodomy" or bestiality in order to initiate a divorce.