Video: 'The Battle of Khe Sanh - 1968 | Today in History | 21 Jan 17'

(Sunday, January 21, 1968, 5:30 a.m. Saigon Standard Time; during the Vietnam War, part of the Indochina Wars and the Cold War) — The Battle of Khe Sanh began today as the North Vietnamese Army began shelling a U.S. Marine combat base south of the Vietnamese Demilitarized Zone (DMZ) while operating under the cover of a morning fog.

On the first day, shells destroyed the American base’s main ammunition dump, where 98% of its firepower had been stored.

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