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
Archduchess Marie Anne of Austria of Parma, Ferdinand I of Austria, Archduchess Marie Caroline, Archduchess Caroline Ludovika of Austria, Archduke Johann Nepomuk of Austria, Archduchess Amalie Theresa of Austria, and Archduke Franz Karl of Austria. Her parents, Francis II, Holy Roman Emperor and Maria Theresa of Naples and Sicily, and her great-grandmother, Maria Theresa of Austria, are also buried there. Archduchess Marie Anne of Austria Marie Anne of Austria ("Maria Anna Franziska Theresia Josepha Medarde"; 8 June 1804 – 28 December 1858) was an Archduchess of Austria and the daughter of Franz II, Holy Roman Emperor and his second wife, Maria Theresa of Naples and