"Charles II August Christian (German: Karl II. August Christian; 29 October 1746 – 1 April 1795) was Duke of Zweibrücken from 1775 to 1795. A member ...
of the Palatine House of Zweibrücken-Birkenfeld, a branch of the House of Wittelsbach, he was the elder brother of the first King of Bavaria, Maximilian I, and of Queen Amalia of Saxony." - (en.wikipedia.org 31.10.2019)
