Before the French Revolution, Bigorre was made part of the gouvernement (military area) of Guienne-Gascony, whereas for general matters it depended from the généralité of Auch like the rest of Gascony (although for a certain period of time it depended from the généralité of Pau, like Béarn, Nébouzan, County of Foix, and the Basque provinces).
Durfort is a village of southwestern France, formerly in the province of Guienne, now in the département of Tarn-et-Garonne, 18 m.
He was born at Caumont-Guienne, the son of Pierre Nogaret de La Valette (1497-1553) and Marguerite de L'Isle de St. Aignan (1499-1535), and died in battle at the Siege of La Rochelle (1572-1573).
Additionally, the English monarchy would regain the key city of Guienne and receive £15,000 owed to Margaret as well as the return of Eleanor of Castile's lands in Ponthieu and Montreuil as a dower first for Margaret, and then Isabella of France.