Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. ACtivated on 7 December 1942 in Providence, Rhode Island, the XIII Corps fought for 180 days in the European Theater of Operations, fighting from the Netherlands to the Elbe River. IT was first activated under the command of then-Major General Emil F. REinhardt, but would be commanded in combat by Major General (later Lieutenant General) Alvan C. GIllem, Jr. As a subordinate unit to Ninth U.S. ARmy, it under the command of the Allied 21st Army Group. IN November 1944, the XIII Corps pierced the Siegfried Line and pushed to the Roer River. ON 23 February 1945, the corps routed Third Reich forces in the Cologne Plain and made a dash for the Rhine River on 31 March of that year.