Bosnia and Herzegovina the annexation proclamation on 6 October 1908. Despite international furor and objections to the Austro-Hungarian annexation, Russians and their client state, Serbia, were compelled to accept the Austrian-Hungarian annexation of Bosnia Herzegovina in March 1909. In 1910, Habsburg Emperor Franz Joseph proclaimed the first constitution in Bosnia, which led to relaxation of earlier laws, elections and formation of the Bosnian parliament, and growth of new political life. On 28 June 1914, a Yugoslav nationalist youth named Gavrilo Princip, a member of the secret Serbian-supported movement, Young Bosnia, assassinated the heir to the Austro-Hungarian throne, Archduke Franz Ferdinand, in Sarajevo—an event
Archduke Felix of Austria Archduke Felix of Austria Archduke Felix of Austria (given names: "Felix Friedrich August Maria vom Siege Franz Joseph Peter Karl Anton Robert Otto Pius Michael Benedikt Sebastian Ignatius Marcus d'Aviano"; 31 May 1916 – 6 September 2011) was the last surviving child of the last Austrian Emperor Charles I and a member of the House of Habsburg. He was a younger brother of former Crown Prince Otto of Austria, who predeceased Felix by two months. Archduke Felix was born in the Schönbrunn Palace in Vienna the third son of the then heir presumptive to the throne of Austria-Hungary the Archduke