Labels:text | screenshot | map OCR: WORLD WAR I OVERVIEW OVERVIEW AUSTRIA -HUNGARY INTRODUCTION Adriatic Sea EUROPEAN FRONTS ALLIANCES Sarajevo SERBIA ORIGINS EXPANDING CONFLICT 1 CONFLICT TRIGGERED KEY PLAYERS Events in Sarajevo draw the European powers into war 1: FERDINAND ASSASSINATED Germany's ally, Austria-Hungary, felt threatened by AFTERMATH Serbian power in the Balkans. In June 1914 Archduke Franz Ferdinand, heir to the Austro-Hungarian empire, and his wife were assassinated in Sarajevo by a Bosnian Serb. This act led Austria-Hungary into war with Serbia. CHRONOLOGY .. NEWSFLASH ...