Thomas Weir (American soldier) Thomas Weir (American soldier) Captain Thomas Benton Weir (b. September 28, 1838 -– d. December 9, 1876) was an officer in the 7th Cavalry Regiment (United States), notable for his participation in the Battle of the Little Bighorn, also known as Custer's Last Stand. Weir served under General George Armstrong Custer during the American Civil War, and after the war continued serving with Custer up to the famous battle in 1876. During the Little Bighorn Battle, Weir disobeyed orders to remain in a defensive position at Reno Hill and led a cavalry group that attempted to come to Custer's aid.
1st Michigan Volunteer Cavalry Regiment 1st Michigan Volunteer Cavalry Regiment The 1st Regiment Michigan Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War. It was a part of the famed Michigan Brigade, commanded for a time by Brigadier General George Armstrong Custer. The 1st Michigan Cavalry was organized at Detroit, Michigan, between August 21 and September 6, 1861. Among the initial officers was William d'Alton Mann, a future prominent Michigan newspaper and magazine publisher. The regiment was mustered out of service on September 12, 1865. Over the span of its existence, the regiment carried a total of