Mayor of London the winner hours earlier. Mr Sadiq Khan, a member of the Labour party, is the first Muslim to be elected Mayor of London. Incumbent Mayor Boris Johnson did not run for re-election for a third term in office, as he had been elected the Member of Parliament for the Conservative Party in Uxbridge and South Ruislip in the 2015 General Election. Most powers are derived from the Greater London Authority Act 1999, with additional functions coming from the Greater London Authority Act 2007, the Localism Act 2011 and Police Reform and Social Responsibility Act 2011. The main functions are: The
2016 London mayoral election Goldsmith stood as an independent candidate. On 1 December 2016, Goldsmith saw his 23,000 majority overturned in the by-election by Sarah Olney of the Liberal Democrats, who achieved a 30% swing. Goldsmith's loss put down to his stance in favour of Britain's exit from the European Union where his constituency voted to remain. At the 2017 General Election, Goldsmith regained his seat by overturning the 2,000 majority of Olney. 2016 London mayoral election The 2016 London mayoral election was held on 5 May 2016 to elect the Mayor of London, on the same day as the London Assembly election. It