[6] At that time, he still maintained a good relationship with the King of France Louis XI, showing greater gusto for navigating the intrigue of secular politics than displaying the piety expected of his religious position.

[8] On 7 January 1469 Charles II signed a royal letters patent as the king's adviser, at Plessis-lèz-Tours, the latter's main residence near Tours.

[10] When Louis XI ended the Hundred Years' War in 1475, the archbishop assisted him in diplomatic matters while the king lives with Charles II at the Notre-Dame-de-la-Victoire-lès-Senlis abbey near Senlis.

He arrives with Louis XI and his elder brother John II of Bourbon on 19 August at Picquigny to sign the eponymous treaty.

[12] Again, on 8 January 1476, as the head of the King's Council, Charles II signs four letters patent, among them one concerning the liberty of the Gallican Church at Château de Plessis-lèz-Tours.

On 15 June 1476,[16] to resolve this difficulty, the king welcomed Giuliano della Rovere at Lyon, so that Charles II accepted the loss of the Avignon legation.

On 15 April, members of the King's Council sent by Anne to "console the Cardinal on the occasion of his brother's death", forced him to sign a renunciation of any claims to the Bourbon lands, in exchange for a financial settlement.