Mano Negra dictatorship of Francisco Franco. "The Black Hand" was also the name of a Serbian nationalist underground/terrorist network before and during the First World War (and which supposedly worked out of Masonic lodges). Their most notable members include Gavrilo Princip and the group of assassins who killed Archduke Franz Ferdinand, thus triggering the war in 1914. "La Mano Negra" is also a common expression in Spanish to say, ""Aquí hubo mano negra"" ("There was a black hand here") to say that someone with authority, in a particular event, manipulated things illegally for its benefit. The expression is also used sometimes as
Serbs of Croatia of the World War I, all organizations that the government considered favored unification of South Slavs or Serbia, which was on the side of the Allied Powers, were banned. Josip Frank's associates took advantage of some provocations and the anger of the people after the assassination of Archduke Franz Ferdinand by Serb Gavrilo Princip and organized anti-Serbian demonstrations. After a stone was thrown on a parade in which the image of Franz Ferdinand was carried true Zagreb, many cafés and gathering places of pro-Yugoslav politicians as well as Serb-owned shops were demolished. Croat-Serb Coalition MP's were also attacked. On the