 He took part in a tournament at Dunstable in the spring of 1342 and at great jousts in London.He was one of the members of Edward's Round Table at Windsor, which assembled in February 1344, and fought in a tournament at Hertford in September 1344. he was one of the early members of Order of the Garter.Suffolk served through the English intervention in the Breton War of Succession during July 1342, and at the siege of Rennes.