Wikipedia
Essex—Kent was a federal electoral district in Ontario that was represented in the Canadian House of Commons from 1979 to 1997.
It was created in 1976 from parts of Essex—Windsor, Kent—Essex and Lambton—Kent ridings, and initially consisted of the Townships of Colchester South, Gosfield North, Gosfield South, Mersea and Pelee, in the County of Essex, but excluding the Town of Essex, and Townships of Harwich, Raleigh, Romney and Tilbury East, including the Town of Tilbury, in the County of Kent.
In 1987, Essex—Kent was re-defined to consist of the towns of Harrow, Kingsville and Leamington and the townships of Colchester North, Colchester South, Gosfield North, Gosfield South, Mersea and Pelee in the County of Essex, and the towns of Blenheim and Tilbury and the villages of Erieau, Erie Beach and Wheatley in the County of Kent.
The electoral district was redistributed in 1996 in to Essex and Kent—Essex ridings.