QUIZ: How Well Do You Know The 20th Century?

In 1979, humankind eliminated which disease?

Retry Correct Incorrect Smallpox was one of the deadliest diseases that humans faced throughout history. So far, it is the only disease to have been eradicated by vaccination, with the first being produced by Edward Jenner in 1796.

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Smith Collection/Gado/Getty Images

Smith Collection/Gado/Getty Images

In 1979, humankind eliminated which disease?

• Diabetes
• Polio
• Smallpox
• Parkinsons