Former British Prime Minister Margaret Thatcher has died of a stroke, several news organizations are reporting.

The BBC said Thatcher, 87, suffered a stroke.

Thatcher was Britain's first and only female prime minister, serving from 1979 to 1990. As head of the Conservative Party and a staunch ally of President Ronald Reagan, she was called the "Iron Lady" for her political toughness.

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Passengers wait at a Delta check-in counter at Hartsfield-Jackson Atlanta International Airport on Friday, Nov. 7, 2025. It was the first day the Federal Aviation Administration cut flight capacity at airports during the government shutdown. (Arvin Temkar/AJC)

Credit: arvin.temkar@ajc.com