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
Moore Square Historic District known as Raleigh's "Black Main Street", because it once contained the largest number of businesses owned by African-Americans in the city. City Market, Marbles Kids Museum/IMAX theatre, Pope House Museum, Artspace, and the Long View Center are located in the Moore Square district. Events that take place in Moore Square include the Raleigh Arts Festival, Artsplosure, Movies in the Park, the Street Painting Festival, and the Moore Square Farmer's Market The approximate district boundaries include Person, Morgan, Wilmington, and Davie Streets. In addition to its national listing, Moore Square is one of six local historic overlay districts (HOD) in Raleigh.