 Catherine and John III negotiated with Ferdinand too, who intertwined proposals and menaces with the movement of troops to the borders of Navarre.In February 1512, Ferdinand allied with England in a move leading to military intervention in the French royal territory of Guyenne, present-day region Aquitaine.The Navarrese authorities made arrangements for the defense, while Ferdinand designed a plan to invade the kingdom This included a propaganda scheme in which the Navarrese crown would be labeled as schismatic with the support of a papal bull from Pope Julius.