Imperial and Royal Military Administration in Serbia Imperial and Royal Military Administration in Serbia The K.u.k. Military Administration in Serbia (German: K.u.k. Militärverwaltung in Serbien) was the Austro-Hungarian military administration in the Kingdom of Serbia from 1915 to 1918. It was formed by the Central Powers during World War I. On 28 June 1914 Serbian nationalist Gavrilo Princip assassinated Archduke Franz Ferdinand in Sarajevo. This led to the diplomatic July Crisis between Austria-Hungary and the Kingdom of Serbia which ultimately led to a declaration of war by Austria-Hungary on July 28. The first Austro-Hungarian forays into Serbia began in August. After disappointing results at the Battle of
Archduke Karl Ferdinand of Austria He became a Lieutenant Field Marshal of the Austrian Army. In Vienna, on 18 April 1854, Karl Ferdinand married his first cousin, Archduchess Elisabeth of Austria (1831–1903), the widow of Archduke Ferdinand of Austria-Este, and the daughter of Archduke Joseph of Austria, Palatine of Hungary. They had six children: Archduke Karl Ferdinand of Austria Archduke Karl Ferdinand of Austria (Vienna, 29 July 1818 – Gross Seelowitz (Židlochovice Castle), 20 November 1874) was the second son of Archduke Charles, Duke of Teschen (1771–1847) and Princess Henrietta of Nassau-Weilburg, and the maternal grandfather of King Alfonso XIII of Spain. A son of