 On 3 June, a 2,300-man French brigade led by Lavictoire stormed Casa Fuorte, a position at the Izpegi Pass (Col d'Ispeguy), west of Saint-Jean-Pied-de-Port.The 1,000 defenders, including a battalion of the Spanish "Zamora" Infantry Regiment, three companies of the "Aldudes" Rifles, and the French Émigré "Légion Royal", lost 94 killed and wounded, plus 307 captured.Other Spanish defenses on Izpegi Ridge and the Maya Pass were also overrun that day.