Centuries-Long Timeline of Smallpox Records Shows How a Fatal Disease Is Eliminated – ScienceAlert

Amidst a global pandemic, researchers are looking back in time at the only human disease we’ve ever successfully eradicated.
Even today, four decades after smallpox stopped circulating in the public, the disease is still regarded as one of history’s greatest killers, taking more lives for more centuries than any other single infectious disease, even plague and cholera. 
In the 18th century, 400,000 Europeans died each year from smallpox. In London alone, more than 321,000 people died from the disease…

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