The duke of Anjou returned to his own country, but frequently fent provifion and other articles to thofe who were carrying on the fiege. • The conftable, the duke of Bourbon, the counts d'Alençon and de Perigord, the dauphin d'Au-vergne and the great barons of France ftill main-tained the fiege of Breft ; but too little did they gain, for it is one of the ftrongeft caftles in the world. As fir Robert Knolles was the governor, -the lords of France refolved to fend a body of men to invcft his caftle of Derval. Many noblemen of Brittany and of Touraine went on this expedition : they were, in the whole, about four hundred fighting men. CHAP. XLVn. THE FRENCH BESIEGE FOUR DIFFERENT PtACfS. -—LA ROCHE SUR YON SURRENDERS TO THE FRENCH. THE SIEGE OF BREST IS RAISED BY A CAPITULATION, WHICH IS NOT KEPT. fT^HE lords of France were at this time be-fieging four towns at once ; namely, Bc-cherel, Breft, la Roche fur Yon, and the one juft formed before Derval. The befiegers had many an afiault to make, and jnany gallant feats of arms to perform, in order to obtain fuccefs. 22« The