Battle of the Little Bighorn.

Great Sioux War of 1876. Battle of the Little Bighorn (June 25-26, 1876). Armed engagement between combined forces of the northern Cheyenne, Lakota and Arapaho tribes and the forces of the 7th Cavalry Regiment of the United States Army, under the command of Lieutenant Colonel George Armstrong Custer, who died on June 25 during the fighting. The American army suffered a great defeat. Five of the main chiefs of the Sioux Indians who prepared the Bighorn ambush on June 25, where Custer died. From left to right: Red Fox, Bearskin, Red Dog, Rocky Bear and Living Bear. Engraving by Capuz. La Ilustracion Espanola y Americana, September 8, 1876. (Photo by: Universal History Archive/Universal Images Group via Getty Images)