Philip of Navarre, brother to Charles, and Geoffrey d'Harcourt, put all the towns and castles belonging to that prince in a posture of defence; and had immediate recourse to the protection of England in this desperate extremity.
* Froissard.liv.i.chap.

146.
The truce between the two kingdoms, which had always been ill observed on both sides, was now expired; and Edward was entirely free to support the French malecontents.

Well pleased that the factions in France had at length gained him some partisans in that kingdom, which his pretensions to the crown had never been able to accomplish, he purposed to attack his enemy both on the side of Guienne, under the command of the prince of Wales, and on that of Calais, in his own person.
Young Edward arrived in the Garronne with his army, on board a fleet of three hundred sail, attended by the earls of Avesbury, p.243.

Warwick, Salisbury, Oxford, Suffolk, and other English noblemen.

Being joined by the vassals of Gascony, he took the field; and as the present disorders in France prevented every proper plan of defence, he carried on with impunity his ravages and devastations, according to the mode of war in that age.