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
Denis Thatcher from 1983 to January 1994, a director of Quinton Hazell from 1968 to 1998, and a consultant to AMEC plc and CSX Corp. He was also a non-executive director of retail giant Halfords during the 1980s. His wife's biographer concludes that: Thatcher refused press interviews and made only brief speeches. When he did speak to the press, he called his wife "The Boss". She often acknowledged her husband's support. In her autobiography, Margaret wrote: "I could never have been Prime Minister for more than 11 years without Denis by my side." Thatcher saw his role as helping her survive the