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.
7th Michigan Volunteer Cavalry Regiment 7th Michigan Volunteer Cavalry Regiment The 7th 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 7th Michigan Cavalry was organized at Grand Rapids, Michigan in October 1862 by William d'Alton Mann, a future prominent Michigan newspaper and magazine publisher. He was later named as the regiment's colonel. The regiment was mustered out of service on December 15, 1865. The regiment suffered 4 officers and 81 enlisted men killed in