The timeline for these battalions are as follows; Canada: October 1, 1914 - April 18, 1915, England: April 29, 1915 - September 14, 1915, France: September 15, 1915 - April 3, 1919, Canada: returned May 14, 1919. Some of the major battles these battalions took part in were; Ypres 1915, 1917; Festubert 1915; Mount Sorrel; Somme 1916; Flers Courcelette; Thiepval; Ancre Heights; Arras 1917; Vimy 1917; Hill 70: Passchendaele; Amiens; Scarpe 1918; Hindenburg Line; Canal du Nord; Cambrai 1918; Pursuit to Mons; France and Flanders 1915-1918