City of London four of the eight wards accounted for 67% of the 'square mile' and held 86% of the population, and these were in fact similar to and named after four City of London wards: The City has a unique electoral system. Most of its voters are representatives of businesses and other bodies that occupy premises in the City. Its ancient wards have very unequal numbers of voters. In elections, both the businesses based in the City and the residents of the City vote. The City of London Corporation was not reformed by the Municipal Corporations Act 1835, because it had a
City of London is also unusual in having responsibilities and ownerships beyond its boundaries. The Corporation is headed by the Lord Mayor of the City of London, an office separate from (and much older than) the Mayor of London. The current Lord Mayor, as of November 2018, is Peter Estlin. The City is a major business and financial centre. Throughout the 19th century, the City was the world's primary business centre, and it continues to be a major meeting point for businesses. London came top in the Worldwide Centres of Commerce Index, published in 2008. The insurance industry is focused around the eastern