[1][2][3] The 15th Battalion recruited in Toronto, Sudbury, Owen Sound and St. Catharines, Ontario and Waterloo and Coaticook, Quebec and was mobilized at Camp Valcartier, Quebec.
[4] The battalion fought on the southern flank of the 3rd Brigade during the attack on Vimy Ridge.
They met little resistance from the Germans and reached their objectives within a few hours.
The battalion suffered around 20% casualties with nine officers and over a hundred other ranks being killed or wounded.
[5] Brock Chisholm served with this battalion during the war.