America's Miracle Man in Vietnam rethinks the motivations behind one of the most ruinous foreign-policy decisions of the postwar era: America's commitment to preserve an independent South Vietnam under the premiership of Ngo Dinh Diem. The so-called Diem experiment is usually ascribed to U.S. anticommunism and an absence of other candidates for South Vietnam's highest office. Challenging those explanations, Seth Jacobs utilizes religion and...