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
Premiership of Margaret Thatcher by Third World leaders, including Indian Prime Minister Rajiv Gandhi and Malaysian Prime Minister Mahathir Mohamad, that her opposition threatened to break up the 49-nation Commonwealth. In return, calls for a total embargo were abandoned, and the existing restrictions adopted by member states against South Africa were lifted. ANC president Tambo expressed disappointment at this major compromise. Hong Kong was ceded to the British Empire following the First Opium War and in 1898 Britain obtained a 99-year lease on the territory. In 1984 Thatcher visited China with a view to resolve the difficulties that would inevitably be encountered as Hong