Opposition to United States involvement in the Vietnam War on. As public support decreased, opposition grew. The Gallup News Service began asking the American public whether it was a "mistake to send troops to Vietnam" in August 1965. At the time less than a quarter of Americans polled, 24%, believed it was a mistake to send troops to Vietnam while 60% of Americans polled believed the opposite. Three years later, in September 1968, 54% of Americans polled believed it was a mistake to send troops to Vietnam while 37% believed it was not a mistake. A 1965 Gallup Poll asked the question, "Have you ever felt the urge to
Air transport in Vietnam and commercialization of air transportation. The aviation sector expanded greatly during its formative years, expanding from a few aircraft in what was then North Vietnam to eventually include a fleet of over 50 aircraft (including both Soviet- and US-made) in a unified Vietnam after 1976. Infrastructure was improved during this time, as airports country-wide were equipped with better facilities and materials for flight management and operations. CAAV grew to serve around 250,000 passengers a year, both domestically and on international routes to China, Laos, Cambodia and Thailand. On 9 December 2004, United Airlines made history when its Boeing 747-400 landed