Serbian Campaign of World War I Serbia, Montenegro, and Greece. When Bulgaria attacked both Serbia and Greece on 16 June 1913, it lost most of its Macedonian region to those countries, and additionally the Southern Dobruja region to Romania and Adrianople (the present-day city of Edirne) to Turkey in the 33-day Second Balkan War, which further destabilized the region. On 28 June 1914, Gavrilo Princip, a Bosnian Serb student and member of a multi-ethnic organisation of national revolutionaries called Young Bosnia, assassinated Archduke Franz Ferdinand of Austria, the heir to the Austro-Hungarian throne, in Sarajevo, Bosnia. The political objective of the assassination was the independence of
Ferdinand II, Archduke of Austria Anna Juliana) became Holy Roman Empress Anna, consort of Emperor Mathias, who received his Further Austrian inheritance. He and his first wife Philippine Welser were parents of four children: On 14 May 1582, Ferdinand married his niece Anne Catherine. She was a daughter of William I, Duke of Mantua, and Eleonora of Austria, younger sister of Ferdinand. They were parents to three daughters: He had at least two illegitimate children: –With Anna von Obrizon: –With Johanna Lydl von Mayenburg: Ferdinand II, Archduke of Austria Ferdinand II, Archduke of Further Austria (Linz, 14 June 1529 – 24 January 1595, Innsbruck) was