Rosebud Battlefield State Park exposed to defeat at the Battle of the Little Bighorn a week later. The Cheyenne name for the battlefield, "Where The Girl Saved Her Brother", is derived from an incident during the battle, in which Buffalo Calf Road Woman, a Cheyenne woman, came to the rescue of her brother, Chief Comes in Sight, who was lying wounded on the battlefield. Her act of valor is said to have rallied the Native American forces. Rosebud Battlefield State Park Rosebud Battlefield State Park in Big Horn County, Montana preserves a large portion of the battlefield of the Battle of the Rosebud, fought
Little Bighorn River led a government expedition up the Big Horn River to the mouth of Big Horn Canyon, and then southeast along the base of the Big Horn mountains. En route to the Big Horn Canyon, and about 40 miles down the Big Horn River, he camped just below the mouth of the Little Bighorn on September 6, 1859. He noted in his journal for that day that the Indian name of the Big Horn river, into which the Little Bighorn empties, is "Ets-pot-agie", or Mountain Sheep River, and this generates the name of the Little Big Horn, "Ets-pot-agie-cate", or Little Mountain