London City is the historic and economic heart of Greater London. It is often referred to simply as The City, Square Mile (square mile, according to their surface area). Although the city for centuries synonymous with London, was the city’s name is now used for the entire built-up area. The COL is a ceremonial county.   The COL is the area the smallest and least populated district of London. The population comprises 84.6% whites, 6.8% Chinese, 2.6% Black and 2.0% Japanese. Although she officially has only a few thousand people, keep on working days, several hundred thousand employees in the COL. The COL is one of the main centers of global finance. Expansion In the West, the COL adjacent to the C. of Westminster, north-west of Camden, north to Islington, in north-east of Hackney, Tower Hamlets in the east and south of the Thames and Southwark. The Tower of London is not contrary to the prevailing view in the city, but just outside in Tower Hamlets. In the river, the border in the middle, with the exception of the London Bridge and Blackfriars Bridge, which are managed in their entirety by the City. The COL was once limited by the London Wall. These fortifications had been built by the Romans to the strategically located port city to protect Londinium. The wall is now almost completely disappeared, only some sections have been preserved. A significant section of the Museum of London on 29 December 1940 at cleaning up after a German air raid discovered. The former city gates were Ludgate, Newgate, Aldersgate, Cripplegate, Bishopsgate and Aldgate. From 1550 to 1899 belonged to the south of the River Thames, Southwark, under the name of Bridge Without Ward also to the city, today it is in the London Borough of Southwark. Over the centuries, the borders remained virtually unchanged north of the River Thames. In 1993, however, made at individual locations through an exchange of parcels adjustments, as the limits due to urban development is no longer all...