National Park timeline By Emily P 9000 BCE First inhabitants arrive 1550 The Spanish Arrive 1692 Diego de Vargas leads an expedition He led this expedition to look for salt deposits around the Guadalupe Mountains Sep 28, 1858 Butterfield Overland Mail Coach The mail coaches arrival at the Pinery 1867 El Paso Salt War This was between El Paso businessmen and Louis Cardis 1880 Ranching in the Guadalupe Mountains People begin to try to farm in the mountains. 1890 Mescalero Indians are driven out of the Guadalupe Mountains 1960 Wallace E. Pratt donates park to the National Park Service Sep 30, 1972 The day the park was established Dec 25, 1981 Wallace E. Pratt Dies