are you kidding me? none of you have answered this question yet? anyways they are created by a city charter, which gives a local government its powers.
New Zealand Local Government was created in 1964.
New Local Government Network was created in 1996.
Department of Local Government - New Brunswick - was created in 2006.
The Local Government Chronicle was created in 1855.
Local Government Ombudsman was created in 1974.
Local Government Association was created in 1997.
Local government in Peterborough was created in 1874.
Local Government Board for Scotland was created in 1894.
Welsh Local Government Association was created in 1996.
Royal Commission on Local Government in Scotland was created in 1966.
Association of Local Government Archaeological Officers was created in 1996.
Local Government Boundary Commission for Scotland was created in 1973.