1st Battalion (Ontario Regiment), CEF

1st Canadian Battalion (Ontario Regiment), CEF
1st Canadian Battalion (Ontario Regiment), CEF
	Patch of the 1st Battalion CEF as part of the 1st Infantry Brigade, 1st Canadian Division
Active	1914-1919
Country	Canada
Branch	Canadian Expeditionary Force
Type	Infantry battalion
Part of	1st Canadian Brigade, 1st Canadian Division
Engagements	World War I Ypres 1915 Battle of Gravenstafel; Battle of St. Julien; ; Festubert, 1915; Battle of Mount Sorrel; Somme 1916 Battle of Pozieres; Battle of Flers-Courcelette; Battle of Ancre Heights; ; Battle of Arras (1917) Battle of Vimy Ridge; Battle of Arleux; ; Battle of Hill 70; Battle of Passchendaele; Battle of Amiens; Battle of Drocourt-Queant Line; Hindenburg Line; Canal du Nord; Pursuit to Mons; France and Flanders 1915-1918; ;
Battle honours	Ypres and along the Western Front.

The 1st Canadian Infantry Battalion was a battalion of the Canadian Expeditionary Force that saw service in the First World War.