World War I and beyond. On 28 June 1914, Archduke Franz Ferdinand, heir presumptive to the Austro-Hungarian Empire, visited the Bosnian capital, Sarajevo. A group of six assassins (Cvjetko Popović, Gavrilo Princip, Muhamed Mehmedbašić, Nedeljko Čabrinović, Trifko Grabež, and Vaso Čubrilović) from the Yugoslavist group Mlada Bosna, supplied with arms by the Serbian Black Hand, gathered on the street where the Archduke's motorcade was to pass, with the intention of assassinating him. The political objective of the assassination was to break off Austria-Hungary's South Slav provinces, which Austria-Hungary had annexated from the Ottoman Empire, so they could be combined into a Yugoslavia. Čabrinović
Assassination of Archduke Franz Ferdinand Franz Ferdinand in Bosnia. On 21 June, Ambassador Jovanović met with Austro-Hungarian Finance Minister Bilinski. According to Serbian Military Attaché to Vienna, Colonel Lesanin, Ambassador Jovanović, spoke to Bilinski and "...stressed in general terms the risks the Archduke heir apparent might run from the inflamed public opinion in Bosnia and Serbia. Some serious personal misadventure might befall him. His journey might give rise to incidents and demonstrations that Serbia would deprecate but that would have fatal repercussions on Austro-Serbian relations." Jovanović came back from the meeting with Bilinski and told Lesanin that "...Bilinski showed no sign of attaching great importance