Causes of World War I corrective." British Diplomat Arthur Nicolson wrote in May 1914, “Since I have been at the Foreign Office I have not seen such calm waters.” On 28 June 1914, Archduke Franz Ferdinand of Austria, heir presumptive to the Austro-Hungarian throne, and his wife, Sophie, Duchess of Hohenberg, were shot dead, by two gun shots in Sarajevo by Gavrilo Princip, one of a group of six assassins (five Serbs and one Bosniak) coordinated by Danilo Ilić, a Bosnian Serb and a member of the Black Hand secret society. The assassination is significant because it was perceived by Austria-Hungary as an existential challenge
Archduke Franz Ferdinand of Austria Hohenzollern-Hechingen, and Liechtenstein. One of Sophie's direct ancestors was Albert IV, Count of Habsburg; she was descended from Elisabeth of Habsburg, a sister of King Rudolf I of Germany. Franz Ferdinand was also a descendant of King Rudolf I. Deeply in love, Franz Ferdinand refused to consider marrying anyone else. Finally, in 1899, Emperor Franz Joseph agreed to permit Franz Ferdinand to marry Sophie, on the condition that the marriage would be morganatic and that their descendants would not have succession rights to the throne. Sophie would not share her husband's rank, title, precedence, or privileges; as such, she would