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
Buckingham Palace Road opposite the coach station, designed by Albert Lakeman, also in the Art Deco style. It allowed passengers to check-in before boarding special trains from Victoria Station to Croydon Airport or Southampton Docks for the flying boat service. The terminal continued in service until the end of the 1970s, by which time there were dedicated rail or bus connections to Gatwick and Heathrow Airports. It is now the headquarters of the National Audit Office. In June 1917, the Imperial Headquarters of The Boy Scouts' Association (since 1967, The Scout Association) moved to 25 Buckingham Palace Road from the previous office at