Melbourne (of Kilmore), William Lamb, 2nd Viscount, Lord Melbourne, Baron Of Kilmore, Baron Melbourne Of Melbourne

British prime minister from July 16 to Nov. 14, 1834, and from April 18, 1835, to Aug. 30, 1841. He was also Queen Victoria's close friend and chief political adviser during the early years of her reign (from June 20, 1837). Although a Whig and an advocate of political rights for Roman Catholics, he was essentially conservative. Not believing that the