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
Battle of Kolubara their respective commands, and the 5th and 6th armies were merged into a single 5th Army of 95,000 men. On 28 June 1914, Bosnian Serb student Gavrilo Princip assassinated Archduke Franz Ferdinand of Austria in Sarajevo. The assassination precipitated the July Crisis, which led Austria-Hungary to issue an ultimatum to Serbia on 23 July on suspicion that the assassination had been planned in Belgrade. The Austro-Hungarian government made the ultimatum intentionally unacceptable to Serbia, and it was indeed rejected. The Austro-Hungarians declared war on Serbia on 28 July and that same day the Serbs destroyed all bridges on the Sava