The Royal Canadian Infantry Corps is the infantry corps of the Canadian Army and includes regular and reserve force regiments. Originally formed as the Canadian Infantry Corps on 2 September 1942 to encompass all existing infantry regiments, including regiments of foot guards, in the Canadian Army. The corps was granted its "royal" designation in 1947 and was designated Royal Canadian Infantry Corps 30 April 1947 to be redesignated The Royal Canadian Infantry Corps 22 March 1948 and revert to Royal Canadian Infantry Corps 17 February 1964.