John IV, After the Portuguese restoration war Spanish rule in Portugal ended and John Iv became King of Portugal and Established the House of Braganza as ruler's of Porugal. John Iv ruled Portugal from 1640 to
Catherine of Braganza, wife and Queen Consort of Charles II. Poor woman never gave Charles a child leaving no heir of Charles II to rule. At least no legitimate heir. She is credited with bringing tea to England.
Lady Castlemaine was one of the most notorious of the many mistresses of King Charles II of England, by whom she had five children, all of whom were acknowledged and subsequently ennobled. Her influence was so great that many in the court feared her.