In contrast to the people paying their respects in London, there were celebrations in the pit village of Goldthorpe in South Yorkshire.
ITV News special correspondent Geraint Vincent was with former miners and their supporters who were heralding the end of an era.
ITV News consults the historians and opinion-formers who will shape how future generations see Margaret Thatcher.
The National Secretary of the National Union of Mineworks, Chris Kitchen, shares his thoughts of Margaret Thatcher's legacy.
Margaret Thatcher attended a Grantham grammar school, it is said the school inspired her career.