Title: Imperien und Reiche in der Weltgeschichte
Subjects: Imperialism, Congresses, History, Hegemony, Power (Social sciences), Ancient Civilization, Medieval Civilization, Modern Civilization, Impérialisme, Histoire, Actes de congrès, Empire, Pouvoir (sciences sociales), Civilisation antique, Civilisation médiévale, Civilisation moderne, Wereldrijken, Civilization, ancient, Civilization, medieval, Civilization, modern