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
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