It was created on 2 September 1914 with recruits from Toronto, primarily from the Queen's Own Rifles of Canada with additional drafts from the 10th Royal Grenadiers and the Governor General's Body Guard.

[1][2] The battalion organized and trained at Camp Valcartier before sailing for England from Quebec City on board the SS Tunisian on 25 September 1914.

In the attack on Vimy Ridge, the battalion had a relatively easy time due to very successful artillery barrages but still lost around 150 killed or wounded.

With the re-organization of the Canadian Militia, it was recreated as The Toronto Regiment by General Order dated 1 May 1920.

[5] All three Commanding Officers had previously served in the Canadian Militia with The Queen's Own Rifles of Canada:[6] The following battle honours were awarded the regiment for service in France and Belgium (those in capital letters were authorized to be shown on the Regimental Colours):[2]