Greater London is often referred to as "the City" or "the Square Mile" and it forms the main financial district. Archaically, the urbanised area of London was known as the Metropolis. In common usage, the terms "London" and "Greater London" are usually used interchangeably. Greater London is officially divided for some purposes, with varying definitions, into Inner London and Outer London. For some strategic planning purposes it is divided into five sub-regions. Greater London is under the strategic local governance of the Greater London Authority (GLA). It consists of an elected assembly, the London Assembly, and an executive head, the Mayor of
City, University of London Sports Centre will be closed and demolished for rebuilding in June 2011. The new student halls and sports facility, now known as CitySport, opened in 2015. In September 2016 City University, London became a member institution of the federal University of London and changed its name to City, University of London. City has sites throughout London, with the main campus located at Northampton Square in the Finsbury area of Islington. The Rhind Building which houses the School of Arts and Social Sciences is directly west of Northampton Square. A few buildings of the main campus are located in nearby Goswell