A district is a type of administrative division that in some countries is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or counties, several municipalities, subdivisions of municipalities, school district, or political district.
Satellite photograph of the District of Columbia.
Local government is a generic term for the lowest tiers of governance or public administration within a particular sovereign state.
Meeting of Jyväskylä's city council in 1925
Taipei City Government
A town hall of Viljandi
Sastamala Town Hall in Vammala, Sastamala, Finland