When studying the causes of war we can often be distracted by actions, but in many cases, including the World Wars, a study of the history of ideas is just as enlightening. In this episode, James spoke to inter-disciplinary scholar Dr. Pablo de Orellana about ethnonationalism and its role in both of the World Wars, as well as in the rise of far-right ideas today. See acast.com/privacy for privacy and opt-out information.