Bulgaria during World War I 28 June 1914, Gavrilo Princip, a Bosnian-Serb student and member of Young Bosnia, assassinated the heir to the Austro-Hungarian throne, the Archduke Franz Ferdinand of Austria in Sarajevo, Bosnia. This began a period of diplomatic manoeuvring between Austria-Hungary, Germany, Russia, France and Britain called the July Crisis. Wanting to end Serbian interference in Bosnia conclusively, Austria-Hungary delivered the July Ultimatum to Serbia, a series of ten demands that were intentionally meant to be unacceptable in order to precipitate a war with Serbia. When Serbia acceded to only eight of the ten demands levied against it in the ultimatum, Austria-Hungary declared
Historical characters in the Southern Victory Series bomb on June 28, 1914. In real history, the Archduke and his wife were assassinated on the same date, but by gunshot after failed attempts to throw bombs into their car. After the assassination, Austria-Hungary issued a number of ultimata against Serbia, which was supported by Russia. Austria-Hungary was in turn supported by Germany and the United States. Russia invoked its alliances with the United Kingdom, France, and the Confederate States, and the Great War began. Franz Ferdinand's death inspired Arthur McGregor's last failed attempt to assassinate General George Armstrong Custer in 1922. Duchess Sophie and her husband Archduke Franz