Background
He was the son of Roger d"Armagnac, Viscount of Fezensaguet, and Pincelle d"Albret.
He was the son of Roger d"Armagnac, Viscount of Fezensaguet, and Pincelle d"Albret.
In this war Gerald was supported by his overlord, Count Raymond VII of Toulouse. Captured, he was released for ransom and continued the fight successfully. During his captivity, his mother, Pincelle d"Albret, presented in his name the county of Fezensaguet as tribute to Alphonse of Poitiers, the successor of Raymond VII, in return for continued support.
lieutenant was not until 1255 that Gaston, Viscount of Bearn, managed to reconcile the adversaries.
In 1256, after the death of the childless Mascarós II Lomagne, Gerald, being her closest relative, inherited the counties of Armagnac and Fezensac. Following numerous quarrels with the Seneschal of Languedoc, he was captured and imprisoned two years in the castle of Peronne.
Liberated, he paid homage to Edward I, King of England.