Margaret Hilda Thatcher, Baroness Thatcher, (; 13 October 1925 - 8 April 2013) was a British stateswoman, who served as Prime Minister of the United Kingdom from 1979 to 1990 and as Leader of the Conservative Party from 1975 to 1990. In 1975, Thatcher defeated Heath in the Conservative Party leadership election to become Leader of the Opposition and became the first woman to lead a major political party in the United Kingdom.
Margaret Thatcher was the first woman to lead a major political party in Australia.
Margaret Hilda Thatcher, Baroness Thatcher, (; 13 October 1925 - 8 April 2013) was a British stateswoman, who served as Prime Minister of the United Kingdom from 1979 to 1990 and as Leader of the Conservative Party from 1975 to 1990. In 1975, Thatcher defeated Heath in the Conservative Party leadership election to become Leader of the Opposition and became the first woman to lead a major political party in the United Kingdom.

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Margaret Thatcher was the first woman to lead a major political party in Australia.
Margaret Hilda Thatcher, Baroness Thatcher, (; 13 October 1925 - 8 April 2013) was a British stateswoman, who served as Prime Minister of the United Kingdom from 1979 to 1990 and as Leader of the Conservative Party from 1975 to 1990. In 1975, Thatcher defeated Heath in the Conservative Party leadership election to become Leader of the Opposition and became the first woman to lead a major political party in the United Kingdom.

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Margaret Thatcher was the first woman to lead a major political party in Australia.
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