A local government district in Middlesex from 1850 to 1965.
In 1894 it became Enfield Urban District, governed by Enfield Urban Council, and in 1955 it became a municipal borough.
It was merged with the Municipal Borough of Southgate and the Municipal Borough of Edmonton to form the London Borough of Enfield on 1 April 1965.
The Wikipedia page is [1]
Film of the Charter Day here
See also List of Mayors of Enfield