Black Hand (Serbia) Balkan Wars. By this point, disagreeing with the Black Hand was dangerous, as political murder was one of their tools. It was also in 1914 that Apis allegedly decided that Archduke Franz Ferdinand, the heir-apparent of Austria, should be assassinated, as he was trying to pacify the Serbians, and if this happened then a revolution would never occur. Towards that end it is claimed that three young Bosnian Serbs were recruited to kill the Archduke. They were definitely trained in bomb throwing and marksmanship by current and former members of the Serbian military. Gavrilo Princip, Nedeljko Čabrinović and Trifko Grabež
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