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
Premiership of Margaret Thatcher war and defeated Argentina to recover the Falkland Islands. She was a leader in the coalition against Iraq's invasion of Kuwait. She developed an excellent relationship with U.S. President Ronald Reagan. Since the death of Margaret Thatcher in 2013, several government documents relating to her premiership have been declassified and released by the National Archives. Papers released in December 2014 show that Thatcher completely disapproved of GCSEs which, in 1986, Sir Keith Joseph was trying to introduce in the face of fierce opposition from teaching unions. At very least she wanted a 2-year delay to ensure rigorous syllabuses and adequate