Parliamentary career
Find out about the Parliamentary career of Baroness Thatcher, including posts and roles held.
UK Parliamentary constituency boundaries have changed following a review in 2023. For more information read this insight from the House of Commons Library: ‘Boundary review 2023: Which seats will change in the UK?’
Previous
Shows previous posts, roles and other relevant information.
Representations
Finchley [1983 - 1997]
Elected 2 times
9 June 1983
- 9 April 1992
Commons
Finchley [1974 - 1983]
Elected 3 times
28 February 1974
- 9 June 1983
Commons
Finchley [1950 - 1974]
Elected 4 times
8 October 1959
- 28 February 1974
Commons
Party affiliation
Conservative
8 October 1959
- 8 April 2013
Elections contested
Dartford
25 October 1951
Commons
Dartford
23 February 1950
Commons
Government posts
Prime Minister, First Lord of the Treasury and Minister for the Civil Service
Cabinet Office
4 May 1979
- 28 November 1990
Commons
Secretary of State for Education and Science
Department of Education and Science
20 June 1970
- 4 March 1974
Commons
Parliamentary Secretary (Ministry of Pensions and Insurance)
Ministry of Pensions and Insurance
1 January 1961
- 1 January 1964
Commons
Other posts
Leader of the Conservative Party
11 February 1975
- 28 November 1990
Commons
House membership
Lords
Baroness Thatcher
26 June 1992
- 8 April 2013
Commons
Margaret Thatcher
8 October 1959
- 9 April 1992
Opposition posts
Leader of HM Official Opposition
HM Official Opposition
11 February 1975
- 3 May 1979
Commons
Shadow Secretary of State for Environment
Department for the Environment
28 February 1974
- 11 February 1975
Commons
Shadow Secretary of State for Education and Science
Department of Education and Science
18 June 1970
- 28 February 1974
Commons
Shadow Minister (Education)
Department for Education
1 October 1969
- 18 June 1970
Commons
Shadow Secretary of State for Transport
Department for Transport
14 November 1968
- 21 October 1969
Commons
Shadow Minister (Fuel and Power)
Ministry of Power
10 October 1967
- 14 November 1968
Commons