The discovery of gold in the South Platte river valley led Fifty-Niners to migrate to this state.
In what would become this state, Lean Bear was shot while carrying papers given to him by Abraham Lincoln. Horace Tabor earned his fortune in this state's city of Leadville. John Chivington led this territory's "Volunteers" to slaughter Black Kettle's Cheyenne people. This state's National Guard massacred striking coal miners at a site owned by John D. Rockefeller, Jr. In what is now this state, which was the site of the (*) Sand Creek and Ludlow massacres, the Spanish captured an 1806 expedition that had aimed to find the source of the Red River, whose leader names a mountain near the headquarters of NORAD. The discovery of gold in the South Platte river valley led Fifty-Niners to migrate to this state. For 10 points, name this state that was the site of the Pikes Peak gold rush.
In what would become this state, Lean Bear was shot while carrying papers given to him by Abraham Lincoln.
Colorado