51st and 52d Infantry Divisions and the 49th and 50th Armored Divisions. The number 39 was used for the first time since 1923. Although a 44th Infantry Division had existed during the interwar years, the postwar 44th in Illinois was a new unit, as were the 46th, 47th, 48th, 51st, and 52d Infantry Divisions and 49th Armored Division. The 50th Armored Division replaced the 44th Infantry Division in New Jersey.

To prepare for challenges in Western Europe, the new troop basis