The movies that document American history during the interwar years still hold relevance today. While we may be put off by the corny sentimentality popular at the time, we feel attracted, despite our 1990s veneer of sophistication, to healthy portions of unadulterated American spirit. Americans resist encumbering themselves with political labels, Kelley asserts, content to remain simultaneously fragmented between elitism and populism, isolationism and interventionism even today, yet remain somehow united by a fundamental essence they can't quite define but readily recognize as the American...