Four of the points came from McFadden with Christy Toye and Barry Monaghan also claiming scores.

BBC: Brendan Devenney tries to break clear from Ryan McMenamin

This was not just through economic means, "but there was an element of it being linked to respectability and societal values", Prof Toye says.

BBC: What is Thatcherism?

"It was a fundamental part of her image - emphasising the value of hard work, her background as a grocer's daughter, " says Prof Toye.

BBC: What is Thatcherism?

In the early stages she had to continue to include them in the cabinet, says Prof Toye, but then gradually she rid herself of them.

BBC: What is Thatcherism?

While the legacy of many Thatcher policies remain to this day, Conservative Prime Minister David Cameron wants to legalise gay marriage - a stance inconceivable to Baroness Thatcher, and a "huge change", says Prof Toye.

BBC: What is Thatcherism?