Following the reclassification of the Austrian Empire as Austria-Hungary in 1867, Austria Hungary had only to Emperors, Franz Josef I (1848-1916) and Karl I (1916-1918).
The ruler of the Austrio-Hungarian Empire during WWI was Franz Joseph I, his son, Archduke Franz Ferdinand was assiasinated by a Serbian nationalists Society,the mans last name was Princip; and thus...