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
Princess Sophie of Hohenberg is forbidden from seeing her further. Several times during the series, he is shown wearing a locket that contains her picture, which she gave to him. Princess Sophie of Hohenberg Princess Sophie of Hohenberg ("Sophie Marie Franziska Antonia Ignatia Alberta von Hohenberg"; – ) was the only daughter of Archduke Franz Ferdinand of Austria and his morganatic wife Sophie, Duchess of Hohenberg, both of whom were assassinated at Sarajevo on 28 June 1914. Their assassination triggered the First World War, thus Sophie and her two brothers are sometimes described as the first orphans of the First World War. Princess Sophie