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
Vietnam War saw extensive action during the Vietnam War, and over 600 were deployed with US Forces. Ground forces also had access to B-52 and F-4 Phantom II and others to launch napalm, white phosphorus, tear gas and chemical weapons, precision-guided munition and cluster bombs. The Vietnam War was the first conflict where U.S. forces had secure voice communication equipment available at the tactical level. The National Security Agency ran a crash program to provide U.S. forces with a family of security equipment, code named NESTOR, fielding 17,000 units initially; eventually 30,000 units were produced. However, limitations of the units, including poor