1989 Conservative Party (UK) leadership election and the Labour lead in the opinion polls mounted into double digits, Thatcher resigned as party leader and Prime Minister after a further contest in November 1990. 1989 Conservative Party (UK) leadership election The 1989 Conservative Party leadership election took place on 5 December 1989. The incumbent Margaret Thatcher was opposed by the little-known 69-year-old backbencher MP Sir Anthony Meyer. It was the Conservative Party's first leadership election for nearly 15 years, when Thatcher had taken the party leadership. During 1989 the Conservative government led by Thatcher had run into difficulties. The Chancellor of the Exchequer, Nigel Lawson, had resigned
Progressive Conservative Party of Prince Edward Island was elected leader of the party at a leadership election on February 28, 2015 at the University of Prince Edward Island Sports Centre, but resigned on September 23, 2015 after failing to win a seat in the 2015 provincial election. On October 15, 2015 the party chose Borden-Kinkora MLA Jamie Fox as interim leader James Aylward, MLA for Stratford-Kinlock, defeated Brad Trivers and was chosen leader on October 19, 2017 replacing interim leader Jamie Fox. On September 17, 2018 Aylward announced his pending resignation as leader, effective upon the election of his successor on February 9, 2019. Progressive Conservative Party