Wales, Prince of. 1301-. Title of heir apparent to the British throne.

William I. The Silent. 1533-84. Prince of Orange. Dutch leader of Protestant revolt against Philip II of Spain. Founded dynasty to today. Netherlands.

William III. 1650-1702. Prince of Orange 1672-. King of England with Mary II 1689-. Ended War of Grand Alliance 1697. Defeated James II at Battle of Boyne, reconquered Ireland 1690. Declared freedom of worship.