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
2015 Progressive Conservative Party of Prince Edward Island leadership election 2015 Progressive Conservative Party of Prince Edward Island leadership election The Progressive Conservative Party of Prince Edward Island selected a new leader on February 28, 2015, to replace Olive Crane who resigned on January 31, 2013. The Progressive Conservatives have been the Official Opposition in the Legislative Assembly of Prince Edward Island since June 12, 2007, having lost the 2007 and 2011 provincial elections to the Liberals. The interim leader was Steven Myers. The party used a preferential ballot for its leadership convention for the first time. Voting also occurred at satellite voting sites in Bloomfield, Summerside, Souris and Montague.