What title did the mother of Archduke Charles, Duke of Teschen hold in Tuscany?
Archduke Charles, Duke of Teschen: Archduke Charles of Austria, Duke of Teschen (German: Erzherzog Carl Ludwig Johann Joseph Laurentius von Österreich, Herzog von Teschen; 5 September 1771 – 30 April 1847) was an Austrian field-marshal, the third son of Emperor Leopold II and his wife, Maria Luisa of Spain.
i don't know