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● Please SUPPORT my work on Patreon: ● Visit my 2ND CHANNEL: ►Facebook: ►Twitter: ►Google : ✚ Watch my “Vietnam“ PLAYLIST: This film is a U.S. Air Force (USAF) documentary that covers Operation Niagara, a close air support campaign during the Vietnam War conducted by the U.S. 7th Air Force in order to protect the U.S. Marines and their South Vietnamese allies garrisoned at Khe Sanh. HISTORICAL BACKGROUND / CONTEXT The siege: On January 21, 1968, forces of North Vietnam carried out a massive artillery shelling on the U.S. Marine garrison at Khe Sanh, South Vietnam. For the next 77 days, U.S. Marines and their South Vietnamese allies resisted an intense siege of the garrison, in one of the longest and fiercest battles of the Vietnam War. The besieged Marine base was supported by Operatio
