Streamlining the Cities was issued by the government of what British stateswoman who was Prime Minister of the United Kingdom from 1979 to 1990?
Margaret Thatcher Margaret Hilda Thatcher, Baroness Thatcher, {'1': ", '2': ", '3': ", '4': "} (née Roberts ; 13 October 1925 – 8 April 2013) was a British stateswoman who was 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 have been appointed. 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 that have come to be known as Thatcherism.
Margaret Beckett Dame Margaret Mary Beckett, {'1': ", '2': ", '3': ", '4': "} (née Jackson; born 15 January 1943) is a British Labour Party politician who has been the Member of Parliament (MP) for Derby South since 1983. She was the Deputy Leader of the Labour Party under John Smith from 1992 to 1994, and briefly served as Leader of the Labour Party after Smith died suddenly. She later served in the Cabinet under Prime Minister Tony Blair in a number of roles, becoming Britain's first female Foreign Secretary in 2006.