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.
Battle of the Little Bighorn The great majority of the Indian casualties were probably suffered during this closing segment of the battle, as the soldiers and Indians on Calhoun Ridge were more widely separated and traded fire at greater distances for most of their portion of the battle than did the soldiers and Indians on Custer Hill. After the Custer force was soundly defeated, the Lakota and Northern Cheyenne regrouped to attack Reno and Benteen. The fight continued until dark (approximately 9:00 pm) and for much of the next day, with the outcome in doubt. Reno credited Benteen's luck with repulsing a severe attack on