John of Gaunt, son of Edward III, became the effective ruler of England during the reign of Richard II in the 14th century. Later the father of Henry Bolingbroke, who became King Henry IV, what was John of Gaunt's official title?
DUKE OF LANCASTER Duke of lancaster Dukes of Lancaster Duke of Lancaster Duchess of Lancaster The Duke of Lancaster
duke of lancaster dukes of lancaster duchess of lancaster
duke of lancaster
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DUKE OF LANCASTER