Tet Offensive and aftermath
Easter Offensive (1972)
Post-Paris Peace Accords (1973–1974)
Operation Kentucky was a multi-battalion operation conducted by the United States Marine Corps in the area south of the DMZ in Quảng Trị Province. This was another operation to secure the Con Thien area from the People's Army of Vietnam (PAVN). The operation ran from 1 November 1967 until 28 February 1969.
Following the conclusion of Operation Kingfisher, 3rd Marine Division split the Kingfisher tactical area of responsibility (TAOR) in two. The new Kentucky TAOR which included Firebase Gio Linh, Con Thien, Cam Lộ Combat Base and Đông Hà Combat Base (the area known to Marines as Leatherneck Square) was under the control of the 9th Marines, while to the west the Operation Lancaster TAOR covered Camp Carroll, The Rockpile and Ca Lu Combat Base was under the control of 3rd Marines.:142