Collar badges Van Doos Royal 22nd Regiment (Canadien Francais) , 1st Canadian Infantry Division

In 1940, the regiment became the first Francophone Canadian unit to mount the King's Guard in London and was the first of the three current Regular Force infantry regiments to do so.

In the Second World War, the regiment was part of the 3rd Canadian Infantry Brigade and the 1st Canadian Infantry Division and was involved in intense combat in Italy, (where Captain Paul Triquet earned the Victoria Cross) and later in the Netherlands and northwest Germany.