Third Thatcher ministry to make way for a leader more likely to win the next general election. Her successor was the Chancellor of the Exchequer John Major, who was elected on 27 November 1990, and who at 47 became the youngest Conservative Prime Minister of the 20th century. <section begin="June 1987 to July 1989" /> <section begin="July 1989 to November 1990" /> Members of the Cabinet are in bold face. Third Thatcher ministry Margaret Thatcher was Prime Minister of the United Kingdom from 4 May 1979 to 28 November 1990, during which time she led a Conservative government. She was the first woman
Death and funeral of Margaret Thatcher British prime ministers who drew on a scholarship that demanded markets without regulation" and that "her key role in signing the Anglo-Irish Agreement will be recalled as a valuable early contribution to the search for peace and political stability". Sinn Féin leader Gerry Adams castigated Thatcher for "the great hurt done to the Irish and British people during her time as British prime minister", adding: "Here in Ireland, her espousal of old draconian militaristic policies prolonged the war and caused great suffering". Australian Prime Minister Julia Gillard expressed admiration for Thatcher's achievements as a woman. New Zealand Prime Minister John