Margaret Thatcher Margaret Thatcher Margaret Hilda Thatcher, Baroness Thatcher, (; 13 October 19258 April 2013) was a British stateswoman who served as Prime Minister of the United Kingdom from 1979 to 1990 and Leader of the Conservative Party from 1975 to 1990. She was the longest-serving British prime minister of the 20th century and the first woman to hold that office. A Soviet journalist dubbed her "The 'Iron Lady, a nickname that became associated with her uncompromising politics and leadership style. As Prime Minister, she implemented policies known as Thatcherism. A research chemist at Somerville College, Oxford, before becoming a barrister, Thatcher
Deputy Prime Minister of Australia his previous status as the second-ranking member of the government, as per the Coalition agreement. He had unofficially been Deputy Prime Minister since becoming Country Party leader in 1958, and since 1966 had exercised an effective veto over government policy by virtue of being the longest-serving member of the government; he had been a member of the Coalition frontbench without interruption since 1937. To acknowledge McEwen's long service and his status as the second-ranking member of the government, Gorton formally created the post of Deputy Prime Minister, with McEwen as the first holder of the post. Governor-General Lord Casey also