Harold Stassen (1907--2001) garnered accolades as the thirty-one-year-old "boy wonder" governor of Minnesota and quickly assumed a national role as aide to Admiral William Halsey Jr. during World War II. When Dwight D. Eisenhower was elected in 1952, Stassen was named director of the Mutual Security Administration and then became the president's special assistant for disarmament. In this position, Stassen had the power to profoundly shape the country's foreign policy and became influential in early Cold War policy discussions about the limits and uses of conventional and nuclear weapons....