In what country is the county of Berkshire and the Thames Valley located?
Cippenham Cippenham is a suburb of the unitary authority of Slough in the county of Berkshire, England. It was transferred to Berkshire from Buckinghamshire in 1974. Slough became a unitary authority on 1 April 1998, with the abolition of Berkshire County Council and the 1973–1998 Borough.
Berkshire Berkshire ( or , abbreviated Berks, in the 17th century sometimes spelled Barkeshire as it is pronounced) is a county in south east England, west of London and is one of the home counties. It was recognised by the Queen as the Royal County of Berkshire in 1957 because of the presence of Windsor Castle, and letters patent were issued in 1974. Berkshire is a county of historic origin and is a home county, a ceremonial county and a non-metropolitan county without a county council. Berkshire County Council was the main county governance from 1889 to 1998 except for the separately administered County Borough of Reading.