Joseph P. Kennedy, the U.S. ambassador to Great Britain and Senator [Esward] Kennedy's father, was awed by the strength of the Nazi military machine. Like most Americans in 1938, he believed the world's democracies had to co-exist with the Nazis. "The horns of the dilemma are economic chaos and war and any step to prevent either of these is worthwhile taking," Joseph Kennedy was quoted as saying at the time. He further angered the British and many Americans by predicting in a newspaper interview, which he thought was mostly off the record, that democracy was finished in Britain and perhaps...