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
Mile End New Town southern boundary; the northern and eastern boundary approximating the East London Line cutting; and the western boundary falling short of Spital Street. Mile End Old Town (today known as Mile End) was located some distance to the east, separated from Mile End New Town by Whitechapel and Stepney. It was grouped into the Whitechapel District in 1855 and became part of the Metropolitan Borough of Stepney in 1900. The parish was abolished in 1921. The parish occupied an area of and the population was as follows: Mile End New Town Mile End New Town is a former district in what