Young Bosnia and the Battle of Kosovo. Two notable organizations are referred to in connection with Young Bosnia: Narodna Odbrana and Black Hand. During a Serbian kangaroo court in French-occupied Salonika in 1916–17, Chief of Serbian Military Intelligence Dragutin Dimitrijević Apis testified that he had organized the assassination of Archduke Franz Ferdinand of Austria, in Sarajevo on 28 June 1914, (the assassin was Gavrilo Princip). In the process, he used not only his power over elements of the Serbian military, but also the Black Hand. Leaders of the Black Hand in turn had penetrated Narodna Odbrana and used that organization to infiltrate
Yugoslavism this we all become members of one united Jugo-slav nation. The assassination of Archduke Franz Ferdinand of Austria by Yugoslavist revolutionary Gavrilo Princip, a Serb associated with Young Bosnia, a group composed of mainly Serbs, but also Bosnian Muslims and Croats, marked the beginning of a militant nationalist activity by South Slavs against Austro-Hungarian rule. At his trial in 1914, Princip stated: "I am a Yugoslav nationalist, aiming for the unification of all Yugoslavs, and I do not care what form of state, but it must be free from Austria." The assassination of Franz Ferdinand however triggered resentment amongst those