This new study of American support to the regime of Ngo Dinh Diem in South Vietnam illuminates many contemporary events and foreign policies.

During the Eisenhower and Kennedy administrations, the United States used foreign police and paramilitary assistance to combat the spread of communist revolution in the developing world. This became the single largest internal security programme during the neglected 1955-1963 period. Yet despite presidential attention and a sustained campaign to transform Diem s police and paramilitary forces into modern, professional services, the United...