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 of London School for Girls the foundation of a girls' school, a £20,000 legacy for the City of London Corporation. The school now receives financial support from the City Livery Companies as well as banks and other City firms. Links with the City of London remain strong – the City administers the school and the Board of Governors is appointed by the Court of Common Council. The school has strong links with its brother school – the City of London School is just a 15-minute walk away. The school celebrated its 110th Anniversary in 2004–05, under the title of 'Women in Leadership'. It celebrated its