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
1st West Virginia Volunteer Cavalry Regiment General Elon J. Farnsworth was assigned command of the 1st Brigade. Brigadier General George Armstrong Custer was assigned command of the 2nd brigade. As the troops moved from Frederick toward Gettysburg, Pennsylvania, the regiment in the rear was attacked by cavalry under the command of General James Ewell Brown "Jeb" Stuart. Farnsworth's 1st Brigade counter-attacked, and with the help of Custer's 2nd Brigade drove off the Confederate cavalry. The 1st West Virginia had 2 killed, 5 wounded, and 18 men taken prisoner. This June 30 battle became known as the Battle of Hanover. The Battle of Gettysburg began on the