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
John Spencer (Lord Mayor of London) John Spencer (Lord Mayor of London) Sir John Spencer (died 1610) was a successful English merchant and lord mayor of London. He was the son of Richard Spencer of Waldingfield in Suffolk, came to London, and as a merchant was nicknamed "Rich Spencer". His trade with Spain, Turkey, and Venice was substantial, and he was accused in 1591 of engrossing, with two other merchants, the whole trade with Tripoli. Queen Elizabeth I is said to have visited him at Canonbury House in 1581, a property he bought from Thomas Wentworth, 2nd Baron Wentworth in 1570. Spencer was a member of