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 Club City of London Club The City of London Club was established in 1832 and is the oldest of the gentlemen's clubs based in the City of London. Its Italian Palladian-style building was designed by English architect Philip Hardwick. Prince Philip, Duke of Edinburgh, is its current royal patron. To be eligible for membership, applicants traditionally had to be a partner or a director of their firm. The Club has occupied the same building at 19 Old Broad Street, near Tower 42 and Liverpool Street station, since its foundation, although it initially occupied it on a leasehold basis, with freehold being