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AWAITING THE SECOND WAVE OF COMBAT HELICOPTERS ON AN ISOLATED LANDING ZONE DURING OPERATION PERSHING
a result, that part of Binh Dinh was the least effected of any part of South Vietnam during Tet.
1967 Draws to a Close
During the late fall of 1967, plans had been developed which would have a tremendous effect on the future of the 1st Cavalry operations during the next year. U.S. Army, Vietnam, Headquarters, for the first time in the war, had been given the mission of contingency planning. They began planning four contingencies which would project the 1st Cavalry Division into the I Corps Tactical Zone. I—the Cavalry would go north of Kontum and Pleiku... way north of Dak To; II—the Cavalry would go up near Khe Sanh; III—to Ashau; and IV—the Cavalry would go into the big supply area west of Quang Ngai. The plans themselves, known as the YORK Series, are incidental but, like many contingency plans, they made the U.S. forces examine potential logistical bases, without which the plans were meaningless. The Marines