Margaret Thatcher Foundation in 2006, where she established the Margaret Thatcher Center for Freedom. 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.
Prime Minister of Ukraine first (and only) female Prime Minister of Ukraine. Before the re-appointment as Prime Minister of Mykola Azarov, Tymoshenko was the longest serving prime minister serving for two terms and a total of 1,029 days (days serving as acting Prime Minister are not included in these numbers). Since Azarov was re-appointed as prime minister on 13 December 2012, he has since broken Tymoshenko's record. Azarov resigned on 28 January 2014, due to public outcry and protests following the Euromaidan. He was succeeded up by Arseniy Yatsenyuk on 27 February 2014. Yatsenyuk announced he would resign as Prime Minister on 24 July