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
János Csernoch received the red biretta from Archduke Franz Ferdinand of Austria (who was to be assassinated in Sarajevo on 28 June 1914). He was decorated with the Grand Cross of the Order of Saint Stephen in 1915. On 30 December 1916, as Primate of Hungary he crowned King Charles IV of Hungary, who was at the same time Charles I of Austria. He participated in the conclave of 1914, which elected Pope Benedict XV, and in that of 1922, which elected Pope Pius XI. He died in office in 1927. János Csernoch János Csernoch ("Slovak": Ján Černoch) S.T.D. (18 June 1852