Includes maps. Combat Studies Institute Leavenworth Paper series, number 23. From the foreword: "Third War offers a lucid and well-researched analysis of irregular warfare during the American Civil War. Dr. Martin's focus on insurgent operations in the western border region brings fresh insights to this area of study. Moreover, the history of insurgency in these western states offers a greater understanding of irregular warfare to those who may be tasked with mounting counterinsurgency operations in the not so distant future.