better known as the Duke of Clarence, and who was also the Earl of Ulster. In 1361, he had been sent as viceroy to Ireland by Edward III to recover his own lands in Ulster if possible and to turn back the advancing tide of the Irish. The statutes were enacted by a parliament that he summoned in 1366. The following year, he left Ireland.

Many of the "statutes" (or "chapters") of the 1366 parliament repeated "ordinances"