William, Duke of Jülich-Cleves-Berg
…especially at Jülich where the citadel (built 1548–1580) is a major landmark, with parts of the Renaissance palace still standing. William's sister Anne of Cleves was, for six months, the fourth wife of King Henry VIII of England. William married Jeanne d'Albret (1528–1572), heiress of Navarre as the daughter of…