1830s Salic law, the Kingdom of Hanover passed to William's brother, Ernest Augustus, Duke of Cumberland, ending the personal union of Britain and Hanover which had persisted since 1714. Queen Victoria took up residence in Buckingham Palace, the first reigning British monarch to make this, rather than St James's Palace, her London home. Britain had four prime ministers during the 1830s. As the decade began, Tory Arthur Wellesley, 1st Duke of Wellington led parliament. Wellington's government fell in late 1830, failing to react to calls for reform. The Whigs selected Charles Grey, 2nd Earl Grey to succeed him, who led passage
Garden at Buckingham Palace of the palace rebuilding by William Townsend Aiton of Kew Gardens and John Nash. The great manmade lake was completed in 1828 and is supplied with water by the Serpentine Lake in Hyde Park. According to Palace tourist guides, the garden is maintained by approximately eight full-time gardeners, with two or three part-timers. The trees include plane, Indian chestnut, silver maple, and a swamp cypress. In the south-west corner, there is a single surviving mulberry tree from the plantation installed by King James I of England when he unsuccessfully attempted to breed silkworms in the Mulberry Garden on the Buckingham