Fort Abraham Lincoln log scouts' quarters. Water was supplied to the fort by being hauled from Missouri River in wagons, while wood was supplied by contract. By 1873, the 7th Cavalry moved into the fort to ensure the expansion of the Northern Pacific Railway. The first post commander of the expanded fort was Lieutenant Colonel George A. Custer, who held the position until his death in 1876. In 1876, the Army departed from here as part of the Great Sioux War of 1876-77, resulting in Custer's defeat at the Battle of the Little Bighorn, where they were to push the non-treaty Indians back
5th Cavalry Regiment the yellow field on the lower half of the crest. On 9 April 1865, the 5th Cavalry was selected to serve as the Union Honor Guard for the surrender of the Confederate Army of Northern Virginia at Appomattox Courthouse. The Regiment stood by solemnly as it watched its former commander, General Robert E. Lee, surrender to the Union Army. In September 1868, the 5th Cavalry Regiment received its orders and began preparations for duty against hostile Indians in Kansas and Nebraska. In the following years the 5th Cavalry fought many skirmishes and battles against the Sioux, Cheyenne and Arapaho on