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.
Spouse of the Prime Minister of the United Kingdom Spouse of the Prime Minister of the United Kingdom The spouse of the Prime Minister of the United Kingdom is the wife or husband of the Prime Minister of the United Kingdom. To date, there have been forty-four women and two men who have been married to British prime ministers in office. There have also been four bachelor and nine widower prime ministers; the last bachelor was Edward Heath (1970–1974) and the last widower was Ramsay MacDonald (1924, 1929–1935). The Duke of Grafton (1766–1768) is the only Prime Minister to have divorced and remarried while in office. The spouse of