William Lamb, 2nd Viscount Melbourne and her mother's adviser, Sir John Conroy. Over the next four years Melbourne trained her in the art of politics, and the two became friends: Victoria was quoted as saying she considered him like a father (her own had died when she was only eight months old), and Melbourne's son had died at a young age. Melbourne was given a private apartment at Windsor Castle, and unfounded rumours circulated for a time that Victoria would marry Melbourne, 40 years her senior. Tutoring Victoria was the climax of Melbourne's career: the prime minister spent four to five hours a day visiting
Frederick Lamb, 3rd Viscount Melbourne Baron Beauvale, of Beauvale in the County of Nottingham. In 1848 he succeeded his elder brother as third Viscount Melbourne. Despite a certain personal distance between them, Lord Palmerston, as Foreign Secretary placed great confidence in Lamb, wrote to him in a courteous style very different from his usual brusque manner, and left the running of the Vienna Embassy almost entirely in his hands. The coolness was due to Palmerston's decades-long affair with Lamb's sister Emily, Lady Cowper; Lamb disapproved of the affair and disapproved equally of their eventual marriage, although this proved to be very happy. Palmerston's biographer notes