Although the United States was actively involved in World War I for only nineteen months, from April 1917 to November 1918, the mobilization of the economy was extraordinary. ... Over four millionAmericans served in the armed forces, and the U.S. economyturned out a vast supply of raw materials and munitions.
The conflict was known as Little Big Horn
The battles was held between the army Lakota, Northern Cheyenne, and Indian tribes versus the 7th Cavalry Regiment of the United States led by Custer.
Due to the overwhelming loss that experienced by the United States side, this battle was alson known as <span>Custer's Last Stand</span>