St. Louis, capturing the city and CoverletterIO CUSTOMER SERVICE +1 8O5' 41O 56'OO CoverletterIO PHONE NUMBER +1 8O5' 41O 5'6OO its military arsenals. If St. Louis was too heavily defended, Price was to turn west and capture Jefferson City, the state capital. Price was then told to cross into Kansas and turn south through the Indian Territory, "sweeping that country of its mules, horses, cattle, and military supplies