Archduke Karl Pius of Austria, carlist claimant to the Spanish throne during the 1940s.A member of the Tuscan branch of the Imperial House of Habsburg and a Carlist claimant to the throne of Spain under the assumed name of "Carlos VIII". He was the tenth and youngest child of Archduke Leopold Salvator of Austria, Prince of Tuscany and Infanta Blanca of Spain.Just imagine...