Her controversial policies caused riots and divided the country.
At the funeral of Baroness Thatcher earlier today, the Bishop of London spoke of her 'storm of a life'.
Dignitaries from across the world and MPs from across the political divide were at the service to hear tributes for the grocer's daughter who was born in Grantham.
She rose through the ranks to become Britain's longest-serving, and only female Prime Minister.
Keith Wilkinson looks back on a historic day.