In 1462, she signed the treaty of Olite, where she recognized her father as the monarch of Navarre and accepted to have her sister Blanche imprisoned under her care.
Pada tahun 1462, ia menandatangani perjanjian Olite, di mana ia mengakui ayahandanya sebagai penguasa Navarra dan menerima saudarinya Blanca dipenjara dibawah naungannya.