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
Madison Square North Historic District structures, all of which testify to each successive phase in [the] area's development. The Historic District lies primarily within the Manhattan neighborhood known as NoMad, for "NOrth of MADison Square Park". Madison Square North Historic District The Madison Square North Historic District is in Manhattan, New York City, and was created on June 26, 2001 by the city's Landmarks Preservation Commission. Lying north and west of Madison Square Park, the district's boundaries are irregular. The main southern boundary is 26th Street between Madison Avenue almost to the Avenue of the Americas ("Sixth Avenue"), but a portion of 25th Street, from