She made the safeguarding of Breton autonomy, and the preservation of the Duchy outside the French crown, her life's work, although that goal would prove failed shortly after her death.
Dia membuat pengamanan otonomi Britannia, dan pelestarian Kadipaten di luar mahkota Prancis, karya hidupnya, meskipun tujuan itu gagal tak lama setelah kematiannya.