Archduke Charles, Duke of Teschen

Archduke Charles Louis John Joseph Lawrence of Austria, Duke of Teschen (German: Erzherzog Karl Ludwig Johann Josef Lorenz von Österreich, Herzog von Teschen; 5 September 1771 – 30 April 1847) was an Austrian field marshal, the third son of Emperor Leopold II and Maria Luisa of Spain. He was also the younger brother of Francis II, Holy Roman Emperor. He was epileptic, but achieved respect both as a commander and as a reformer of the Austrian Army.