The Corps was not involved in the Sicily campaign but became part of Lieutenant General Mark W. Clark's US Fifth Army to take part in the landings at Salerno, Italy on 9 September 1943, where it had under command the 46th Infantry Division, 56th (London) Infantry Division and later 7th Armoured Division. Here it was commanded by Lieutenant-General Richard McCreery. After Salerno it continued to fight on the Fifth Army's left wing, breaching the Volturno Line and including taking part in the first Battle of Monte Cassino in January 1944.