Louis defeated Theobald's coalition but the additional effort meant he could not defeat the English monarch as well or force him to abandon Gisors, and in March 1113[REF] Louis was forced to sign a treaty recognizing Henry I as suzerain of Brittany and Maine.
He appealed to Pope Calixtus II, who agreed to help and met with Henry at Gisors in November 1120 [REF].