Vietnam ground combat operations in 1965, and at their peak they numbered more than 500,000. The US also engaged in a sustained aerial bombing campaign. Meanwhile, China and the Soviet Union provided North Vietnam with significant material aid and 15,000 combat advisers. Communist forces supplying the Việt Cộng carried supplies along the Hồ Chí Minh trail, which passed through the Kingdom of Laos. The communists attacked South Vietnamese targets during the 1968 Tết Offensive. Although the campaign failed militarily, it shocked the American establishment, and turned US public opinion against the war. During the offensive, communist troops massacred over 3,000 civilians
Vietnam! Vietnam! went through numerous cuts and script alterations over a three-year period and, when finally released, managed to offend almost everyone. Critical reviews were unfavorable. USIA Director Frank Shakespeare left the decision on whether to order a copy of the film up to individual US Embassies abroad, and only a few did. Vietnam! Vietnam! Vietnam, Vietnam was a United States Information Agency (USIA) film about the Vietnam War. The film, narrated by Charlton Heston, was shot on location in Vietnam in October–December 1968 but not released until 1971. Though John Ford, the executive producer, went to Vietnam, he did not participate