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
Royal Commission on the Amalgamation of the City and County of London for certain London-wide matters and a number of smaller local authorities below it. They differed, however, on the distribution of powers, wishing the lower tier to consist of "strong and authoritative district councils or corporations", with no duties to de done by the central body that could not be done at the local level. On receipt of the report it was angrily rejected by the City of London. They attacked what they described as proposals for a "puppet lord mayor" and the "spoilation of the City". The commission was accused of simply adopting the county council's scheme. The reputations of