Serbs of Bosnia and Herzegovina in 1910, the winner was Serbian National Organization. On June 28, 1914, Bosnian Serb Gavrilo Princip made international headlines after assassinating Arch Duke Francis Ferdinand in Sarajevo. This sparked World War I leading to Austria-Hungary's defeat and the incorporation of Bosnia and Herzegovina into the Kingdom of Yugoslavia. During WWI, Serbs in Bosnia were often blamed for the outbreak of the war, the assassination of Archduke Franz Ferdinand, and were subjected to persecution by the Austro-Hungarian authorities, including internment and looting of their businesses, by people who were instigated to ethnic violence. Bosnian and Herzegovinian Serbs served in Montenegrin and
Assassination of Archduke Franz Ferdinand café with the words 'Mehmedbašić who to-morrow is to be with us.'" The three sent a postcard to Black Hand Provincial Director for Bosnia-Herzegovina Vladimir Gaćinović in France. The following morning, on 28 June 1914, Ilić positioned the six assassins along the motorcade route. Ilić walked the street, exhorting the assassins to bravery. On the morning of 28 June 1914, Franz Ferdinand and his party proceeded by train from Ilidža Spa to Sarajevo. Governor Oskar Potiorek met the party at Sarajevo station. Six automobiles were waiting. By mistake, three local police officers got into the first car with the chief