Veljko Čubrilović Veljko Čubrilović Veljko Čubrilović (Serbian Cyrillic: Вељко Чубриловић; 6 June 1886 – 3 February 1915) was a Bosnian Serb who was involved in the assassination of Archduke Franz Ferdinand of Austria. He was born in Gradiška, Bosnia and Herzegovina and became a schoolteacher in Priboj Majevički. In 1914, as a member of the Black Hand secret society, he agreed to help Gavrilo Princip, Nedeljko Čabrinović, and Trifko Grabež assassinate Archduke Franz Ferdinand. His brother, Vaso Čubrilović, was also involved in the plot. On Sunday, 28 June 1914, Franz Ferdinand and Sophie von Chotkova were assassinated by Gavrilo Princip. Princip and
Archduke Franz Ferdinand of Austria not normally appear in public beside him. She would not be allowed to ride in the royal carriage or sit in the royal box in theaters. The wedding took place on 1 July 1900, at Reichstadt (now Zákupy) in Bohemia; Franz Joseph did not attend the affair, nor did any archduke including Franz Ferdinand's brothers. The only members of the imperial family who were present were Franz Ferdinand's stepmother, Princess Maria Theresa of Braganza, and her two daughters. Upon the marriage, Sophie was given the title "Princess of Hohenberg" ("Fürstin von Hohenberg") with the style "Her Serene Highness" ("Ihre Durchlaucht").