sentences:  He engaged in lively theological controversies with Gian Domenico Mansi and Cadonici.He had likewise to intervene in the controversy concerning the beatification of Juan de Palafox y Mendoza.In a published writing on this question, he dealt severely with the Jesuit party who opposed the beatification; but he was not less energetic in dealing with their opponents, the Appellants and Jansenist Church of Utrecht.