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
Great Sioux War of 1876 While much more numerous in total population, the bands of the Lakota generally were independent and made separate decisions about warfare. Many bands did ally with the Cheyenne, and there was intermarriage between the tribes. An alternative view is that the Plains Indians considered the war of 1876–77 to be "The Great Cheyenne War". Great Sioux War of 1876 The Great Sioux War of 1876, also known as the Black Hills War, was a series of battles and negotiations which occurred in 1876 and 1877 between the Lakota Sioux, Northern Cheyenne, and the United States. The cause of the war