Afghanistan President Hamid Karzai said: "Prime Minister Thatcher was one of the greatest leaders the world knew.”
He added that she would always be remembered in history as a strong leader who had truly served her country, particularly in strengthening the UK’s economy.
Karzai offered his condolences to the family, friends, relatives.
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The Education Secretary has set her sights on 'coasting' schools that have "fallen under the radar" with plans to force improvements.