Others assert it was Max Joseph's sister, Maria Antonia of Bavaria, who was also Charles August's mother-in-law and the mother of the reigning Elector of Saxony.
It was Max Joseph's sister. This is what others assert. Max Joseph's sister is Maria Antonia of Bavaria. Max Joseph's sister was also Charles August's mother-in-law. Max Joseph's sister was also the mother of the reigning Elector of Saxony. Max Joseph's sister was Maria Antonia of Bavaria.