Archduke Franz Ferdinand of Austria Ferdinand and his wife with a lying in state aboard SMS "Viribus Unitis". On Sunday, 28 June 1914, at about 10:45 am, Franz Ferdinand and his wife were assassinated in Sarajevo, the capital of the Austro-Hungarian province of Bosnia and Herzegovina. The perpetrator was 19-year-old Gavrilo Princip, a member of Young Bosnia and one of a group of assassins organized and armed by the Black Hand. Earlier in the day, the couple had been attacked by Nedeljko Čabrinović, who had thrown a grenade at their car. However, the bomb detonated behind them, injuring the occupants in the following car. On
Assassination of Archduke Franz Ferdinand advocate of increased federalism and widely believed to favor trialism, under which Austria-Hungary would be reorganized by combining the Slavic lands within the Austro-Hungarian empire into a third crown. A Slavic kingdom could have been a bulwark against Serb irredentism, and Franz Ferdinand was therefore perceived as a threat by those same irredentists. Princip later stated to the court that preventing Franz Ferdinand's planned reforms was one of his motivations. The day of the assassination, June 28 (June 15 in the Julian calendar), is the feast of St. Vitus. In Serbia, it is called Vidovdan and commemorates the 1389 Battle