February 23 - A Fort McMurray, Alberta family was poisoned after attempting to kill bedbugs using illegally imported phosphine tablets. An eight-month-old child died and five others were hospitalized. A second child died in hospital.[7]
February 25 - A house burned to the ground near Kane, which is about 25km west of Morris, Manitoba. Four children under the age of 15 were killed in the fire.[8]
March 8 - Three weeks after the February 14 train derailment near Gogama, Ontario, 35 Canadian National Railway cars derail at a site four kilometres from the town, spilling crude into the Makami River and igniting a fire that takes several days to extinguish.[9] The two incidents spark renewed debate on the effectiveness of Canada's rail safety regulations in the wake of the Lac-Mégantic rail disaster of 2013.[10]
July 3 - A mail bomb detonates and injures a Winnipeg lawyer. A former client is charged in this incident as well as at least two other incidents.
September 15 - A two-year-old child and her father are murdered in Blairmore, Alberta. An acquaintance of both father and mother faced charges in the crime.
October 20 - Prime Minister-designate Justin Trudeau informed President Barack Obama that Canada intended to withdraw its air units from the mission while keeping its ground forces in Iraq and Syria.[17]
November 26 - Prime Minister Justin Trudeau amended the Canadian withdrawal to just the fighter aircraft. All other aircraft already deployed would remain in theatre.[18]
"Derailments cast doubt on new safety standards: Tank cars carrying crude oil catch fire in second incident near Gogama, Ont.". The Globe and Mail, March 9, 2015.