Early on, Louis Philippe was joined in Palermo by his sister, Adélaïde, who like him had been on the move a great deal since their previous departure in Switzerland. Intelligent and of strong character, Adélaïde now chose to move into her brother's household rather than seek marriage herself, and would remain by his side for the rest of her life, becoming close to Maria Amalia and the children as well. As time went on, she became especially important to Louis Philippe as a confidante and political adviser, and frequently was regarded as the real driving force within the House of Orléans. Historian Mike Duncan has said of the relationship between the siblings: "It eventually became impossible to tell where his thoughts ended and hers began."<ref>[https://hwcdn.libsyn.com/p/3/3/a/33a909914d20610b/6.06-_The_Duc_dOrleans_Master.mp3?c_id=14924118&cs_id=14924118&expiration=1641682709&hwt=0ae52d82939cc1df1d6d2463d83f9af0 Revolutions Podcast Episode 6.06: The Duc d'Orleans]. 16 April 2017.</ref> | Early on, Louis Philippe was joined in Palermo by his sister, Adélaïde, who like him had been on the move a great deal since their previous departure in Switzerland. Intelligent and of strong character, Adélaïde now chose to move into her brother's household rather than seek marriage herself, and would remain by his side for the rest of her life, becoming close to Maria Amalia and the children as well. As time went on, she became especially important to Louis Philippe as a confidante and political adviser, and frequently was regarded as the real driving force within the House of Orléans. Historian Mike Duncan has said of the relationship between the siblings: "It eventually became impossible to tell where his thoughts ended and hers began."<ref>[https://hwcdn.libsyn.com/p/3/3/a/33a909914d20610b/6.06-_The_Duc_dOrleans_Master.mp3?c_id=14924118&cs_id=14924118&expiration=1641682709&hwt=0ae52d82939cc1df1d6d2463d83f9af0 Revolutions Podcast Episode 6.06: The Duc d'Orleans]. 16 April 2017.</ref> |