In an earlier study, Toward an Entangling Alliance: American Isolationism, Internationalism, and Europe, 1901-1950, Powaski described the events, factors, and personalities that contributed to the American decision to abandon a century-and-a-half-old isolationist tradition and join an entangling alliance with European nations. This study is a continuation of the story of America's involvement in Europe's security affairs since 1950. In it,...