Emperor of Austria in 1875. As Ferdinand I had no sons, his brother Francis Charles would have become emperor, but was persuaded by his wife to pass over the right of succession to their son, Francis Joseph. He accepted the duty of the Emperor of Austria without having been Crown Prince or "Thronfolger" before. Francis Joseph's only son Rudolf committed suicide in 1889, Francis Joseph's brother Karl Ludwig died in 1896. Karl Ludwig's son Franz Ferdinand became heir presumptive to the throne. He was assassinated in Sarajevo, Bosnia in 1914; due to his morganatic marriage, his son had no rights to the throne.
Archduke Franz Salvator of Austria 1984). Franz Salvator also had an illegitimate son by Princess Stephanie von Hohenlohe: . Archduke Franz Salvator of Austria Archduke Franz Salvator of Austria, in Italian Francesco Salvatore Maria Giuseppe Ferdinando Carlo Leopoldo Antonio di Padova Giovanni Battista Gennaro Lodovico Gonzaga Raniero Benedetto Bernardo, in German Franz Salvator Maria Joseph Ferdinand Karl Leopold Anton von Padua Johann Baptist Januarius Aloys Gonzaga Rainer Benedikt Bernhard (Altmünster, 21 August 1866 – Vienna, 20 April 1939), was a member of the Tuscan branch of the House of Habsburg. He was a son of Archduke Karl Salvator, Prince of Tuscany and his wife Princess