The First World War is one of the great turning points of the last couple of centuries. Debates surrounding its origins, however, remain endless. In this podcast Margaret MacMillan, Professor of International History at Oxford, discusses the circumstances which led to the declarations of war in 1914 with Dan Snow. They consider our enduring fascination with this moment in history, in which so many of the modern world's problems have their roots. See acast.com/privacy for privacy and opt-out information.