Undergrounds in Insurgent, Revolutionary, and Resistance Warfare - Hardcoverby Special Operations Research Office (Author), Conflict Research Group (Prepared by), C. Brown (Editor) This groundbreaking work, Undergrounds in Insurgent, Revolutionary, and Resistance Warfare, was written in response to the communist insurgency in South Vietnam. It sought to categorize underground movements encountered during the previous 30 years in fine detail so that the establishment and operations of subsequent underground arms of guerrilla