The audacious Tet Offensive of 1968 ended with an American military victory, yet Tet is remembered as the juncture when American support turned against the war. Public opinion on the war was a primary concern for the Johnson Administration in 1967, and US intelligence played a decisive role in providing an overly optimistic view of the enemy's demise. With revised estimates of the enemy's numbers provided by military intelligence and an optimistic National Intelligence Estimate from the CIA, General William Childs Westmoreland was able to tell the National Press Club in November 1967 that the...

This book examines the role of intelligence in shaping America's perception of the Vietnam War and looks closely at the intelligence leadership and decision process in Vietnam, concluding that severe breaches of intelligence occurred.