General Westmoreland and President Johnson in Vietnam on Christmas Day, December 25th, 1967. The Atlantic
A Nutty Proposed Operation
Westmoreland’s contingency plan to save the Marines at Khe Sanh was codenamed Operation FRACTURE JAW. It called for the secret movement of nuclear weapons to South Vietnam, so they would be at hand to be used at short notice against North Vietnam if needed. On February 10th, 1968, Westmoreland sent a top secret message to Admiral Grant Sharp, Commander in Chief, Pacific, to inform him that “Oplan FRACTURE JAW has been approved by me“. Westmoreland also informed other military commanders, such as the Chairman of the Joint Chiefs of Staff, General Earle Wheeler, and discussed with them how to execute FRACTURE JAW.
However, a key figure who was not informed of the plans to introduce nukes to the Vietnam War was President Johnson. Then Walter Rostow, the president’s National Security Adviser, found out and told his boss. LBJ was seriously ticked off at what seemed like his chief general in Vietnam having lost his marbles. As a presidential aide who took notes at a White House meeting about the issue put it: “When [the president] learned that planning had been set in motion, he was extraordinarily upset and forcefully sent word through Rostow, and I think directly to Westmoreland, to shut it down“.
General Westmoreland informing CINCPAC of Operation Fracture Jaw. New York Times
When the President Finally Lost Confidence in His top General in Vietnam
FRACTURE JAW never went beyond the planning stage. As things turned out, fears of an American Dien Bien Phu at Khe Sanh proved to be overblown. The French debacle in the earlier siege was caused by France’s inability to resupply its beleaguered garrison from the air. However, America had an ace in the hole that France did not: the US Air Force, whose capabilities were orders of magnitude greater than that of the French air force. American aerial assets managed to sustain the US garrison at Khe Sanh with adequate resupplies of men and materiel. Simultaneously, American air power severely pounded the North Vietnamese besiegers until they gave up and retreated in the summer of 1968.
As to General Westmoreland, after years of LBJ acquiescence to his requests for more and more troops, the president finally drew a line in 1968. That year, the American buildup in Vietnam reached a peak of 535,000 men. When Westmoreland asked for 200,000 more men, the president had enough. The general was already on thin ice because of his insatiable appetite for troops and materials. The attempt to keep secret from the White House a plan to nuke North Vietnam, and overall dissatisfaction with the war’s direction and prospects, soured LBJ on him even more. So Johnson decided to get a new commander. Westmoreland was sacked with a promotion upstairs to Army Chief of Staff. He was replaced with his deputy, Creighton Abrams, who began a steady troop draw down.
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Where Did We Find This Stuff? Some Sources and Further Reading