Prior to its uniform adoption of

proportional representation Proportional representation (PR) refers to a type of electoral system under which subgroups of an electorate are reflected proportionately in the elected body. The concept applies mainly to geographical (e.g. states, regions) and political divis ...

in 1999, the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the continental mainland. It comprises England, Scotland, Wales and ...

used

first-past-the-post In a first-past-the-post electoral system (FPTP or FPP), formally called single-member plurality voting (SMP) when used in single-member districts or informally choose-one voting in contrast to ranked voting, or score voting, voters cast the ...

for the European elections in

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe ...

Scotland Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to ...

and

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

. The

European Parliament constituencies Members of the European Parliament (MEPs) are elected by the population of the member states of the European Union (EU). The European Electoral Act 2002 allows member states the choice to allocate electoral subdivisions or constituencies (, ...

used under that system were smaller than the later regional constituencies and only had one

Member of the European Parliament A Member of the European Parliament (MEP) is a person who has been elected to serve as a popular representative in the European Parliament. When the European Parliament (then known as the Common Assembly of the ECSC) first met in 1952, its ...

each. The constituency of Thames Valley was one of them.

Boundaries

1979-1984: Beaconsfield; Chesham and Amersham; Eton and Slough; Spelthorne; Windsor and Maidenhead; Wokingham; Wycombe. 1984-1999: East Berkshire; Reading East; Reading West; Slough; Spelthorne; Windsor and Maidenhead; Wokingham.

Members of the European Parliament

Election results

References

European Parliament constituencies in England (1979–1999) Politics of Berkshire Politics of Surrey 1979 establishments in England 1999 disestablishments in England Constituencies established in 1979 Constituencies disestablished in 1999 {{EU-stub