May 8, 1980: Global triumph over smallpox (more) Today in History—May 8: The End of Smallpox Written by Kara Rogers Kara Rogers is the senior editor of biomedical sciences at Encyclopædia Britannica, where she oversees a range of content from medicine and genetics to microorganisms. She joined Britannica in 2006 and... Kara Rogers Fact-checked by Britannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Britannica Editors Last updated May 5, 2026 •History May 8, 1980: Global triumph over smallpox Courtesy of the National Library of Medicine; Photo Illustration Encyclopædia Britannica, Inc. On this day in 1980, the world reached a milestone few had ever thought possible: Smallpox was eradicated. Today in History is a daily newsletter from Britannica. Encyclopædia Britannica, Inc. Want to learn more about what happened on May 8, or any other day of the year? Sign up to receive the newsletter in your...

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