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 Crow's Nest, east of the Little Bighorn River. At sunrise on June 25, Custer's scouts reported they could see a massive pony herd and signs of the Native American village roughly in the distance. After a night's march, the tired officer who was sent with the scouts could see neither, and when Custer joined them, he was also unable to make the sighting. Custer's scouts also spotted the regimental cooking fires that could be seen from away, disclosing the regiment's position. Custer contemplated a surprise attack against the encampment the following morning of June 26, but he then received a