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 south-west and the Royal Mews, Queen's Gallery, and Buckingham Palace to the south and east. The planting is varied and exotic, with a mulberry tree dating back to the time of James I of England. Notable features include a large 19th-century lake which was once recently graced by a flock of flamingoes, and the Waterloo Vase. In the garden there is a summerhouse, a helicopter pad, and a tennis court. Unlike the nearby Royal Parks of London, Buckingham Palace Garden is not usually open to the public. However, when Buckingham Palace is open during August and September, visitors have access