Cochise County in the Old West Cochise County feud or the Earp–Clanton feud, which included the historic Gunfight at the O.K. Corral in the town of Tombstone and Wyatt Earp's Vendetta Ride in the early 1880s. Dr. George E. Goodfellow famously described Tombstone, the capital of Cochise County, as the "condensation of wickedness." The land that now comprises Cochise County, along with the rest of modern Arizona south of the Gila River and a small part of southwestern New Mexico, was Mexican territory until 1853, when it was purchased by the United States in the Gadsden Purchase. Cochise County was created on February 1, 1881 from
Gunfight at the O.K. Corral they would be departing if they were leaving town. While Ike Clanton later said he was planning to leave town, Frank McLaury reported that he had decided to remain behind to take care of some business. Will McLaury, Tom and Frank's brother and a judge in Fort Worth, Texas, claimed in a letter he wrote during the preliminary hearing after the shootout that Tom and Frank were still armed because they were planning to conduct business before leaving town to visit him in Texas. He wrote that Billy Clanton, who had arrived on horseback with Frank, intended to go with