1975 Conservative Party (UK) leadership election 1975 Conservative Party (UK) leadership election The 1975 Conservative Party leadership election was held in February 1975, in which the party's sitting MPs voted Margaret Thatcher as party leader on the second ballot. Previous leader Edward Heath stood aside after the first ballot, in which he unexpectedly finished behind Thatcher. The Conservatives were the official Opposition to the Labour government, so Thatcher also became Leader of the Opposition. Edward Heath, leader of the Conservative Party and Prime Minister had called and unexpectedly lost the February 1974 general election. Although the Labour Party were able only to form a minority government,
1990 Progressive Conservative Party of Ontario leadership election 1990 Progressive Conservative Party of Ontario leadership election The 1990 Ontario Progressive Conservative leadership election was a leadership convention held in May 1990 to elect a new leader for the Progressive Conservative Party of Ontario. Two candidates vied for the leadership - Mike Harris and Dianne Cunningham. Using a novel voting system used due to party funding constraints, Harris was elected over Cunningham in a single ballot by a margin of 7,175 points to 5,825 points. The convention was held to replace Larry Grossman who resigned following the 1987 provincial election in which he lost his seat and saw his