Johnson announces a major troop increase without a declared war

Faculty and students at the University of Michigan held an overnight teach-in on U.S. policy in Vietnam. The format turned the university into a public forum for debate and helped antiwar organizing...

Thousands gathered in Washington, D.C., for an early large-scale protest against the war. Speakers linked U.S. intervention abroad to questions of democratic accountability and domestic priorities,...

U.S. officials documented an abortive coup effort involving Phạm Ngọc Thảo and other officers. Repeated plots signaled that the succession of military governments lacked stable consent and that U.S....

The Vietnam Day Committee organized a prolonged protest and teach-in at the University of California, Berkeley. It brought faculty, students, and community activists together, challenging the...

National Liberation Front forces overran key positions in Đồng Xoài and fought South Vietnamese and U.S.-supported units. The battle highlighted the vulnerability of provincial towns and the limits of...

U.S. Marines launched Operation Starlite against NLF forces near Chu Lai, one of the first major U.S. ground offensives. Civilian communities were caught within an expanding battle space, as U.S....

Antiwar groups in the United States and abroad organized protests under the banner of the International Days of Protest. The actions connected opposition to the war with a wider critique of U.S....

U.S. and People’s Army forces fought in the Ia Drang Valley in the first major sustained ground battle between U.S. troops and North Vietnamese regulars. Helicopter mobility and air power shaped the...

U.S. and South Vietnamese forces launched Operation Masher, later renamed White Wing, in a densely populated area. The operation displaced large numbers of civilians and involved extensive...

The South Vietnamese military leadership dismissed General Thi, a popular figure in central Vietnam. The move intensified resistance among Buddhist activists and regional political networks. It helped...