On June 25-26, 1876, General George Armstrong Custer and 261 members of his Seventh Cavalry were killed by Cheyenne and Lakota warriors, along the Little Bighorn River in Montana Territory. Eleven days later, the news flashed across telegraph wires. Americans, still celebrating the nation's 100th birthday, greeted the news with stunned disbelief. How could Custer, the Boy Gener...