The original leader of the Crusade was John of Brienne, king of Jerusalem (who had succeeded Amalric II., marrying Maria, the daughter of Amalric's wife Isabella by her former husband, Conrad of Montferrat); but after the end of 1218 the cardinal legate Pelagius, fortified by papal letters, claimed the command.
This act offended the English barons, but in choosing a new queen John gave much greater offence abroad; he Carried off Isabella of Angoulme from her affianced husband, Hugh of Lusignan, the son of the count of Ia Marche, his greatest vassal in northern Aquitaine, and married her despite the precontract.
When Queen Isabella and her husband were forced to leave Spain by the revolution of 1868 he accompanied them to Paris, and from thence he was sent to the Theresianum at Vienna to continue his studies.
The proclamation of the king's daughter Isabella as heiress was almost the occasion of an armed conflict between him and the naval authorities at Ferrol, who were partisans of the constitutional cause.
He represented to Ferdinand and Isabella that it was essential to their safety to reorganize the Inquisition, which had since the 13th century (1236) been established in Spain.
When Ignatius arrived in Paris, he lodged at first with some fellow-countrymen; and for two years attended the lectures on humanities at the college de Montaigu, supporting himself at first by the charity of Isabella Roser; but, a fellowlodger defrauding him of his stock, he found himself destitute and compelled to beg his bread.
It contains the Gothic tomb of Isabella of Aragon, wife of Philip III.
The tyrants of Milan were aspiring to royal alliances; Gian Galeazzo Visconti had been married to Isabella of France; Violante Visconti, a few years later, was wedded to the English duke of Clarence.
Member of the royal council, but he was soon at variance with Isabella and her paramour, Roger Mortimer, and was practically deprived of his power.
Largely owing to his efforts, causes of quarrel between Great Britain and France in Tahiti, over the marriage of Isabella II.