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
Progressive Conservative Association of Alberta leadership elections Progressive Conservative Association of Alberta leadership elections This page lists the results of leadership elections held by the Progressive Conservative Association of Alberta or as it was known before 1958, the Conservatives. Bennett was defeated in the 1905 general election and Albert Robertson was chosen House leader. Robertson in turn was defeated in the 1909 general election. Afterwards, Bennett, who had been elected, became House leader. Bennett resigned in 1910 and Edward Michener became House leader on July 5. Michener resigned after the 1917 general election when he was appointed to the Senate. George Hoadley was chosen House leader on