Louise de Kérouaille, Duchess of Portsmouth died in Paris on 14 November 1734, aged 85. Some of Louise's descendants, Diana, Princess of Wales, Camilla, Duchess of Cornwall, Sarah, Duchess of York and Princess Alice, Duchess of Gloucester, would eventually play major roles in the lives of later princes of the United Kingdom: Charles, Prince of Wales, Andrew, Duke of York and Prince Henry, Duke of Gloucester. Louise de Kérouaille, Duchess of Portsmouth Louise Renée de Penancoët de Kérouaille, Duchess of Portsmouth (September 1649 – 14 November 1734) was a mistress of Charles II of England. Through her son by Charles II, Charles Lennox, 1st Duke of
Sarah Churchill, Duchess of Marlborough Walpole, the First Lord of the Treasury (effectively the same as today's Prime Minister) vetoed the plan. Walpole, although a Whig, had alienated Sarah by supporting peace in Europe; she was also suspicious of his financial probity; and Walpole, in turn, mistrusted Sarah. Despite this, good relations with the royal family continued, and Sarah was occasionally invited to court by Queen Caroline, who attempted to cultivate her friendship. The Duchess of Marlborough was a capable business manager, unusual in a period when women were excluded from most things outside the management of their household. Her friend Arthur Maynwaring wrote that