1917 in Canada

Events

A temporary income tax is introduced to cover wartime expenses.
February 1 – James A. Murray becomes premier of New Brunswick, replacing George J. Clarke
April 4 – Walter Foster becomes premier of New Brunswick, replacing James A. Murray
April 9 to April 12 – Battle of Vimy Ridge.
June 7 – Alberta election: Arthur Sifton's Liberals win a fourth consecutive majority
June 21 – Aubin Arsenault becomes premier of Prince Edward Island, replacing John Mathieson
June 26 – Saskatchewan election: William Martin's Liberals win a fourth consecutive majority
July 31 to November 6 – Battle of Passchendaele.
August – The government introduces conscription triggering the Conscription Crisis of 1917
September 20 – The Wartime Elections Act gives female relatives of servicmen the vote.
October 30 – Charles Stewart (1868–1946) becomes premier of Alberta, replacing Arthur Sifton
December 6 – Halifax explosion kills 2000 people and injures 9000. The largest ever man-made explosion pre-Hiroshima atomic bomb.
December 17 – Federal election: Robert Borden's Conservatives win a second consecutive majority