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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Odense zoo plans to publicly dissect a year-old lion - undeterred by outrage at giraffe who was killed in Copenhagen last year.
The Duke and Duchess of Cambridge met young people who have battled mental health issues on Saturday.
Former Chancellor Lord Geoffrey Howe was Margaret Thatcher's longest-serving Cabinet minister, also taking on the role of Foreign Secretary.