1st Division was one of three infantry divisions and one cavalry division that was authorized to remain at full peacetime strength.It was the only Regular Army division assigned to the Second Corps Area, which also included the 27th Infantry Division of the New York National Guard; the 44th Infantry Division of the New Jersey, New York, and Delaware National Guards; the 21st Cavalry Division of the New York, Pennsylvania, Rhode Island, and New Jersey National Guards; and the 77th, 78th, and 98th Infantry Divisions and the 61st Cavalry Division of the Organized Reserves.The 1st Infantry Division was in combat in the Tunisian Campaign from 21 January 1943 to , helping secure Tunisia.The campaign ended just days later, with the surrender of almost 250,000 Axis soldiers. Seventh Army, specifically requested the division as part of his forces for the invasion of Sicily. In Sicily the 1st Division saw heavy action when making amphibious landings opposed by Italian and German tanks at the Battle of Gela.The First Expeditionary Division, later designated the 1st Infantry Division, was constituted on , in the Regular Army, and was organized on 8 June 1917, at Fort Jay, on Governors Island in New York harbor under the command of Brigadier General William L. S.-Mexico border and at various Army posts throughout the United States.The original table of organization and equipment (TO&E) included two organic infantry brigades of two infantry regiments each, one engineer battalion; one signal battalion; one trench mortar battery; one field artillery brigade of three field artillery regiments; one air squadron; and a full division train.The authorized strength of this TO&E was 9,057 officers and enlisted men.
The first units sailed from New York City and Hoboken, New Jersey on 14 June 1917. Upon arrival in France, the division, less its artillery, was assembled in the First (Gondrecourt) training area, and the artillery was at Le Valdahon. Stanton of the 16th Infantry Regiment stepped forward and said, "Lafayette, we are here!
Elements of the division then took part in combat at Maktar, Tebourba, Medjez el Bab, the Battle of Kasserine Pass (where American forces were pushed back), and Gafsa.
It then led the Allied assault in brutal fighting at El Guettar, Béja, and Mateur.
The division advanced seven kilometers and defeated, in whole or part, eight German divisions.
This victory was mainly due to the efforts of George C.