Heseltine, Michael Ray Dibdin definition of Heseltine, Michael Ray Dibdin in the Free Online Encyclopedia.

Heseltine, Michael Ray Dibdin (hĕs`əltīn', hĕz`–), 1933–, British politician. After studying law at Oxford, he built a successful career in publishing before entering the House of Commons as a Conservative in 1966. He held junior posts in the Heath government (1970–74). In Margaret Thatcher Thatcher, Margaret Hilda Roberts Thatcher, Baroness, 1925–, British political leader. Great Britain's first woman prime minister, Thatcher served longer than any other British prime minister in the 20th cent.
..... Click the link for more information. 's government, he was secretary for the environment (1979–83) and then secretary for defense in 1983, resigning in protest over his treatment in the 1986 Westland helicopter affair, which involved the leak of a confidential communication. He was regarded as Thatcher's strongest rival and initiated a challenge to her leadership in 1990. She resigned, but John Major Major, John, 1943–, British statesman, b. John Major Ball. Raised in a working-class area of London, he was elected to Lambeth borough council (1968–71) and entered Parliament as a Conservative in 1979.
..... Click the link for more information. assumed the prime ministership. Heseltine again became environmental secretary and was responsible for repealing the highly unpopular poll tax. In 1992 he became president of the Board of Trade and secretary for trade and industry; from 1995 to 1997 he was deputy prime minister under Major.