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
Sac City Monument Square Historic District district because it is a more recent installation. The Neoclassical General Sherman Hall was built by the local Grand Army of the Republic (GAR) post. Organized in 1884 as Sac City Post No. 284, its name was changed in 1891 to the General Sherman Post in honor of William Tecumseh Sherman, who had died earlier that year. In 1873 the present Sac County Courthouse was completed a half block north of the former courthouse to eliminate the turns around the city square. The local GAR acquired the half-block property that remained as Monument Square for a soldier's monument and a