The installation was founded to counter the Chiricahua Apache threat and secure the border with Mexico during the Apache Wars. On 3 March 1877, Captain Samuel Marmaduke Whitside led two companies of the 6th Cavalry and chose a site at the base of the Huachuca Mountains that provided sheltering hills and a perennial stream.Russell, Major Samuel L., "Selfless Service: The Cavalry Career of Brigadier General Samuel M. Whitside from 1858 to 1902." MMAS Thesis, Fort Leavenworth: U.S. Command and General Staff College, 2002. In 1882, Camp Huachuca was redesignated a fort.
