Who was the commanding  Lieutenant General of ARCENT?
XX Corps (United States) The XX Corps of the United States Army fought from northern France to Austria in World War II. Constituted on 10 October 1943 by re-designating the IV Armored Corps of the Army Ground Forces, a training organization which had been activated at Camp Young, California on 5 September 1942, XX Corps became operational in France as part of Lieutenant General George S. Patton's U.S. Third Army on 1 August 1944.
Prince Charles Alexander of Lorraine Prince Charles Alexander of Lorraine (French: Charles Alexandre Emanuel de Lorraine; German: Karl Alexander von Lothringen und Bar; 12 December 1712 in Lunéville – 4 July 1780 in Tervuren) was a Lorraine-born Austrian general and soldier, field marshal of the Imperial Army, and governor of the Austrian Netherlands.