A-6 Intruder Units of the Vietnam WarThe complete story of A 6 combat operations during the Vietnam War, illustrated throughout. Designed in the years following the Korean War and then manufactured for over 30 years starting in 1960, the A 6 quickly became the most capable attack aircraft in the US Navy's stable. The first squadron, VA 75, made its initial deployment directly into combat in south east Asia in 1965, and, over the next eight years, ten US Navy and four Marine Intruder