Known as the "Alamo Division." Insignia, red monogram of letters "T" and "O", symbolizing Texas and Oklahoma, the native states of the first members of the division. Organized Aug. 25, 1917, at Camp Travis, Texas, under the command of Maj. Gen. Henry T. Allen. All of the first men in the division were from Texas and Oklahoma, those from Oklahoma being in the 179th Brigade and those from Texas in the 180th Brigade. From that time these brigades have been known as the Oklahoma and Texas Brigades. The 90th sent away great numbers of men to fill up Regular and National Guard divisions and to form special organizations of army, corps, and S.O.S. troops. The division was filled up with men from other camps, a large number coming from Camp Dodge, Iowa. The division commenced leaving Camp Travis early in June for Camp Mills. By June 30th all units had sailed from Hoboken. A few organizations went direct to France but the majority of the division landed in England. The 358th Infantry paraded before the Lord Mayor of Liverpool on July 4th, and was given a banquet by the city. Upon arrival in France the artillery brigade was sent to a training area near Bordeaux. The rest of the division was moved by train to the Aignay-le-Duc training area, northeast of Dijon. Headquarters of the division, 179th Brigade and 357th Infantry were at Aigany- le-Duc. Headquarters of the 180th Brigade and the 359th Infantry were at Recey-sur-Ource. The 358th Infantry was at Minot, and the 360th Infantry was at Rouvres. The division stayed six weeks in this area, training eight hours a day for the time when it should take its place in line.

The average advance made by the division in the St. Mihiel operation was six kilometers, in the Meuse-Argonne twenty-two kilometers; the division was under fire from Aug. 20th to Nov. 11th with the exception of seven days occupied in changing sectors; seventy-five days without a relief. During this time it went over the top in two major offensives and seven minor operations, and was still advancing when halted by the armistice. Formed part of Army of Occupation.

The division captured 42 pieces of artillery, 36 trench mortars, 294 machine guns, 903 rifles and immense quantities of ammunition and stores. It took as prisoners 32 officers and 1,844 men. Casualties amounted to 37 officers and 1,042 men killed, 62 officers and 1,257 men severely wounded; 123 officers and 4,671 men slightly wounded; 81 officers and 2,094 men gassed. The division received give official commendations for its individual work in the St. Mihiel and Meuse- Argonne operations. Never gave up a foot of ground to the enemy. Distinguished Service Crosses awarded, 57.