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.
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.
Welsh Local Government Association was created in 1996.
Local Government Board for Scotland was created in 1894.
Local Government Boundary Commission for Scotland was created in 1973.
Association of Local Government Archaeological Officers was created in 1996.
Local Government Boundary Commission for England was created in 2010.