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
Lord Mayor of London High Court. One of the world's oldest continuously elected civic offices, the Lord Mayor's main role nowadays is to represent, support and promote the businesses and residents in the City of London. Today, these businesses are mostly in the financial sector and the Lord Mayor is regarded as the champion of the entire UK-based financial sector regardless of ownership or location throughout the country. As leader of the Corporation of the City of London, the Lord Mayor serves as the key spokesman for the local authority and also has important ceremonial and social responsibilities. All Lord Mayors of London are