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.
Minister of Foreign Affairs (New Zealand) the field. Several New Zealand Prime Ministers including Peter Fraser, Walter Nash, Keith Holyoake, and David Lange held the External Affairs portfolio. The most recent Prime Minister to do this is Helen Clark in 2008 as Acting Minister, and prior to her was Mike Moore, in 1990. Thirteen Prime Ministers have served as Foreign Minister for all or part of their terms. New Zealand has had 27 foreign ministers (regardless of exact title). The longest-serving was Keith Holyoake, who held the post for the duration of his 11-year premiership. The second longest-serving, and the longest-serving who was not also Prime