The British Columbia Regiment (Duke of Connaught's Own Rifles), CASF, mobilized for active service on 24 May 1940. It was redesignated as the 1st Battalion, The British Columbia Regiment (Duke of Connaught's Own Rifles), CASF, on 7 November 1940. It was converted to armour and redesignated the 28th Armoured Regiment (The British Columbia Regiment), CAC, CASF, on 26 January 1942; and then the 28th Armoured Regiment (The British Columbia Regiment), RCAC, CASF, on 2 August 1945. On 21 August 1942 it embarked for Britain. The regiment landed in France on 28 July 1944 as part of the 4th Armoured Brigade, 4th Canadian Armoured Division and continued to serve in North West Europe until the end of the war. The overseas regiment was disbanded on 15 February 1946.