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In page Dangereuse of L'Île-Bouchard:

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Philippa died two years later and William's first wife Ermengarde set out to avenge Philippa. In October 1119, she suddenly appeared at the Council of Reims being held by Pope Calixtus II and demanded that the Pope excommunicate William (again), oust Dangereuse from the ducal palace, and restore herself to her rightful place as duchess. The Pope "declined to accommodate her"; however, she continued to trouble William for several years afterwards.[citation needed]