Updated June 29, 2026 at 3:03 AM PDT CROW AGENCY, Mont. — Under the expansive Montana sky, hundreds of members and descendants of 19 tribal nations gather at one of America's most famous battlefields. They're here to watch as Native American riders on horseback charge onto the same land their ancestors did 150 years ago when they defeated the U.S. Army's 7th Cavalry under the command of Lt. Col. George Armstrong Custer.