Yorkshire a third part. The three ridings in Yorkshire were named the East Riding, West Riding and North Riding. The East and North Ridings of Yorkshire were separated by the River Derwent and the West and North Ridings were separated by the Ouse and the Ure/Nidd watershed. In 1974 the three ridings of Yorkshire were abolished and York, which had been independent of the three ridings, was incorporated into the new county called North Yorkshire. It later became part of York Unitary Authority. For statistical purposes, Yorkshire is divided, as of 2018, between three regions of England. Most of the county
Kent (Ontario electoral district) of Chatham and Zone, and including the city of Chatham, the town of Tilbury and the village of Wheatley. In 1947, it was redefined as consisting of the county of Kent, excluding the townships of Camden and Zone, and that part of the township of Chatham formerly known as the Gore of Chatham; but including the city of Chatham, the town of Tilbury and the village of Wheatley. The electoral district was abolished in 1966 when it was redistibuted between Kent—Essex and Lambton—Kent ridings. The electoral district of Kent was recreated a second time from Kent—Essex and Lambton—Kent ridings 1976.