Assertion: henry's brother | /r/CapableOf | agree to the treaty of alton
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text: The brothers then agreed to the Treaty of Alton, under which Robert released Henry from his oath of homage and recognised him as king; Henry renounced his claims on western Normandy, except for Domfront, and agreed to pay Robert £2,000 a year for life; if either brother died without a male heir, the other would inherit his lands; the barons whose lands had been seized by either the King or the Duke for supporting his rival would have them returned, and Flambard would be reinstated as bishop; the two brothers would campaign together to defend their territories in Normandy.[nb 14]