1990 Conservative Party (UK) leadership election 1990 Conservative Party (UK) leadership election The 1990 Conservative Party leadership election in the United Kingdom took place on 20 November 1990 following the decision of Michael Heseltine, former Defence and Environment Secretary, to challenge Margaret Thatcher, the incumbent Prime Minister, for leadership of the Conservative Party. Thatcher failed to win outright under the terms of the election in the first ballot, and was persuaded to withdraw from the second round of voting. She announced her resignation on the morning of 22 November 1990, ending more than 15 years as Conservative leader and 11 years as Prime Minister. Discontent with
1975 Conservative Party (UK) leadership election As Chairman of the 1922 Committee, Edward du Cann managed the election. After his defeat in the first ballot Heath asked Shadow Chancellor of the Exchequer Robert Carr to "take over the functions of leader" until a new leader was elected. The first ballot had the following result: <section begin="First ballot: 4 February 1975"/> <section end="First ballot: 4 February 1975"/> As a result of the first ballot, Fraser was eliminated. Heath resigned, but another ballot was needed: <section begin="Second ballot: 11 February 1975"/> <section end="Second ballot: 11 February 1975"/> 49-year-old Thatcher became the first woman to be elected leader of