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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
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Polio Timeline
Category:
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è stato aggiornato:
19 nov 2023
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Created by
Tyler Heald
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Eventi
First Major Polio Outbreak in USA recorded
Ivar Wickman suggests polio is contagious
Vienna physicians, Karl Landsteiner and Erwin Popper, discover that polio is caused by a virus.
NYC outbreak kills 2,000. 6,000 more die elsewhere in USA.
Iron Lung invented
IPV developed by Dr. Jonas Salk is declared “safe and effective.”
U.S. government licenses OPV
ICCPE announces Polio eradicated from Americas
165 million children immunized in China and India in 1 week.
550 million children get OPV. China/Australia declared polio-free.
80 million African children get polio vax in 23 days
Polio-endemic countries drops to 4 - Afghanistan, India, Nigeria, Pakistan.
Bill gates + Rotary raise $555 million in support of Global Polio Eradication.
Bill Gates campaigns against Polio. Rotary's funding for polio eradication exceeds $1 billion.
India passes 1 year without a recorded case of polio
Breathing units for polio become precursors to modern ICUs.
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