Geoffrey occupied the border fortress of Alencon with the good will of the inhabitants.
He and his bastard brother, Alexander, were joined by the former favourite, Georges de la Tremoille, John V., duke of Brittany, who allied himself with the English, the duke of Alencon, the count of Vendome, and captains of mercenaries like Antoine de Chabannes, or Jean de la Roche.
The dauphin and the duke of Alencon failed to bring about any sympathetic rising in Auvergne, and the Praguerie was over, except for some final pillaging and plundering in Saintonge and Poitou, which the royal army failed to prevent.
They made a formidable league against the crown in 1440 which included Charles duke of Bourbon, John II., duke of Alencon, John IV.
Fenelon was continued in his office, but he was recalled in 1575 when Catherine de' Medici wished to bring about a marriage between Elizabeth and the duke of Alencon, and thought that another ambassador would have a better chance of success in the negotiation.