The First World War was a truely global event that changed the course of history in many participating as well as non-participating countries. In East Asia, the war stimulated the further rise of Japan as the leading power in the region during the war, yet also its radicalization and social protests after 1918. In China and Korea it stimulated nationalist eruptions, demanding freedom and equality for the (semi)colonized countries and the people living within their borders. All in all, the present book offers a consice introduction of the history of the First World War and its impact in East Asia.