Local government in London recent organisation, having been set up in 2000 to replace the similar Greater London Council (GLC) which had been abolished in 1986. The headquarters of the GLA and the Mayor of London is at City Hall. The current Mayor of London is Sadiq Khan who was elected in 2016, replacing Boris Johnson, who served two terms. Health services in London are managed by the national government through the National Health Service, which is controlled and administered in London by a single NHS Strategic Health Authority called "NHS London". The 33 local authorities are the 32 London borough councils and 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