The assassination of Archduke Franz Ferdinand of Austria caused what cataclysmic world event?
Archduke Ferdinand Karl of Austria Archduke Ferdinand Karl of Austria Archduke Ferdinand Karl of Austria, later known as Ferdinand Burg (Ferdinand Carl Ludwig Joseph Johann Maria; Vienna, 27 December 1868 – Munich, 12 March 1915) He was the third son of Archduke Charles Louis of Austria and Princess Maria Annunciata of Bourbon-Two Sicilies. Archduke Franz Ferdinand, whose assassination at Sarajevo on 28 June 1914 launched World War I, was his elder brother. He was a major-general in the Austrian Army. Like his brother, in 1909 he concluded an unequal marriage with Bertha Czuber (1879–1979), daughter of Emanuel Czuber. Unlike his brother, he did so without
Archduke Franz Ferdinand of Austria Archduke Franz Ferdinand of Austria Archduke Franz Ferdinand, Archduke of Austria-Este (Franz Ferdinand Carl Ludwig Joseph Maria; 18 December 1863 – 28 June 1914) was a member of the imperial Habsburg dynasty, and from 1896 until his death the heir presumptive ("Thronfolger") to the Austro-Hungarian throne. His assassination in Sarajevo precipitated Austria-Hungary's declaration of war against Serbia, which in turn triggered a series of events that resulted in Austria-Hungary's allies and Serbia's declaring war on each other, starting World War I. Franz Ferdinand was born in Graz, Austria, the eldest son of Archduke Karl Ludwig of Austria (the younger brother