1990 Conservative Party (UK) leadership election only to lose it again at the 2017 general 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
British Columbia Conservative Party who was now in the anti-coalition faction, quit the party and crossed the floor to sit as a Social Credit League of British Columbia member and eventually formed the British Columbia Social Credit Party. In October 1951, the Liberal Party decided to dissolve the coalition; Premier Johnson dismissed his Conservative ministers including Anscomb and continued as a minority government. The Conservatives refounded their party calling themselves the "Progressive Conservatives" as the federal party had adopted the "Progressive" prefix in 1942. W. A. C. Bennett, a Member of the Legislative Assembly (MLA), ran for the leadership of the Tories and lost.