The division created Creating polarizing sectional alliances and culminated Process_end in countless local feuds , the most well-known of which has been called the Cochise County feud or the Earp–Clanton feud , which included the historic Gunfight at the O.K .

The Gunfight at the O.K .

The book was the basis for the 1946 film `` My Darling Clementine '' , directed by John Ford , and the 1957 film `` Gunfight at the O.K .