khe-sanh-siege

The chapter details General Westmoreland's unwavering belief in having reached a strategic 'crossover point' in the Vietnam War, despite intelligence warnings and evidence to the contrary, highlighting the manipulation of data and public relations to sustain support. It contrasts this with John Paul Vann's growing disillusionment and critical perspective, the skepticism of commanders like Weyand regarding enemy strength, and culminates in the intense siege of Khe Sanh, where U.S. forces prepare to counter what Westmoreland anticipates as a second Dien Bien Phu through overwhelming firepower and media attention.

The chapter details the Tet Offensive of 1968, a large-scale, coordinated Communist attack across South Vietnam that caught many American officials off guard despite intelligence warnings. It highlights the strategic diversion of the Khe Sanh siege, the intense urban warfare in cities like Saigon and Hue, and the failure of U.S. military leadership under Westmoreland. The offensive exposed deep flaws in American strategy, led to widespread civilian casualties, shifted public opinion against the war, and precipitated significant political consequences including President Johnson's decision to limit bombing and not seek re-election.