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
History of terrorism 1911 by Dmitry Bogrov, a spy for the secret police in several anarchist, socialist and other revolutionary groups. On June 28, 1914, Gavrilo Princip, one of a group of six assassins, shot and killed Archduke Franz Ferdinand of Austria, heir to the Austro-Hungarian throne, and his wife, Sophie, Duchess of Hohenberg, in Sarajevo, the capital of the Condominion of Bosnia and Herzegovina. The assassinations produced widespread shock across Europe, setting in motion a series of events which led to World War I. In the 1930s, the Nazi regime in Germany and Stalin's rule in the Soviet Union practiced state terror