1979: Margaret Thatcher gana las elecciones generales del Reino Unido; al día siguiente se convierte en la primera mujer primera ministra británica

Margaret Thatcher wins the United Kingdom general election. The following day, she becomes the first female British Prime Minister.

Margaret Hilda Thatcher, Baroness Thatcher, 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 the office. As prime minister, she implemented policies that came to be known as Thatcherism. A Soviet journalist dubbed her the "Iron Lady", a nickname that became associated with her uncompromising politics and leadership style.