Franz Joseph I of Austria the Empire on 6 October 1908. However a diplomatic crisis erupted, as both the Serbs and the Italians demanded compensation for the annexation, which the Austro-Hungarian government refused to entertain. The incident was not resolved until the revision of the Treaty of Berlin in April 1909, exacerbating tensions between Austria-Hungary and the Serbs. On 28 June 1914 Franz Joseph's nephew and heir Archduke Franz Ferdinand, and his morganatic wife Sophie, Duchess of Hohenberg, were assassinated by Gavrilo Princip, a Yugoslav nationalist of Serbian ethnicity, during a visit to Sarajevo. When he heard the news of the assassination, Franz Joseph said
Petar Kočić who was awarded the Nobel Prize in Literature in 1961. Kočić's cause was also taken up by South Slav nationalists such as Gavrilo Princip, the Young Bosnian who assassinated Archduke Franz Ferdinand of Austria in June 1914, precipitating the July Crisis and the outbreak of World War I. Young revolutionaries, Butler writes, "learned from Kočić's example that Bosnia could not be freed through the law and the courts." The radical land reforms advocated by Kočić only came to fruition after World War I, following the collapse of Austria-Hungary and the creation of the Kingdom of Serbs, Croats and Slovenes, which