Note 3-E — CHAPTER 3 Vietnamese Marines and the Communist Insurgency Origins and Early Stages of Insurgency—Insurgency and the Vietnamese Marine Corps—Ancillary Effects on Marine Pacific Commands—American Decisions at the Close of 1961
Reading edition
By 1961 the third corps headquarters would be activated and geographic boundaries of all three corps would be delineated to facilitate the coordination of the government’s military efforts against the Viet Cong. These military-geographic subdivisions were termed corps tactical zones (CTZ).