US Secretary of Defense Robert S. McNamara believed more troops were required for the war in Vietnam. His recommendation to US President Johnson was to deploy at least 400,000 troops in Vietnam by the end of 1966.
Robert McNamara? Robert McNamara was John F. Kennedy's Secretary of Defense and served during the Vietnam War. He continued under Lyndon Johnson. His term was from 1961 to 1968. He is currently a business executive.