The Premiership of Margaret Thatcher began on 4 May 1979 when with 40% of the vote she claimed a mandate to reverse the UK’s economic decline and to reduce the role of the state in the economy[citation needed] in the 1979 General Election.
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active years end date
1990-11-28
active years start date
1979-05-04
deputy
Geoffrey Howe, William Whitelaw 1st Viscount Whitelaw