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
1985 Progressive Conservative Party of Ontario leadership elections 1985 Progressive Conservative Party of Ontario leadership elections In 1985, the Ontario Progressive Conservative Party held two leadership elections: one in January, and one in November. The January convention was held at the CNE Coliseum at Exhibition Place in Toronto to choose a replacement for William Davis, who had served as Ontario PC leader and Premier of the province of Ontario since 1971. Davis had been expected to call an election to seek a further mandate from the voters, but surprised pundits by retiring from political life instead. Four of Davis's cabinet ministers announced their intentions to seek the leadership: