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Due to the long time spans, the first plague pandemic (6th century – 8th century) and the second plague pandemic (14th century – early 19th century) are shown by individual outbreaks, such as the Plague of Justinian (first pandemic) and the Black Death (second pandemic). Infectious diseases with high prevalence are listed separately ...
Over the summer of 1862 various ships reported high death tolls. The disease reduced the KwakwakaŹ¼wakw population by over 50%. Likewise there were harrowing reports about the Heiltsuk people of the Bella Bella area. On 18 July 1862 the Daily British Colonist reported that smallpox had killed about 60% of the Heiltsuk people. Robert Boyd ...
The disease killed an estimated 400,000 Europeans annually during the 19th century and one-third of all the blindness of that time was caused by smallpox. 20 to 60% of all the people that were infected died and 80% of all the children with the infection also died. It caused also many deaths in the 20th century, over 300–500 million.
The 1520s smallpox epidemic spread from Mesoamerica into adjacent maize-growing regions in North America.A population decline in the Columbia Basin, evidenced archaeologically by a sharp regional decline in artifacts and structures in the early 1500s, has been tentatively linked to a spread of this outbreak, but greatly predates any written record in the region.
The Great Plains smallpox epidemic of 1837 spanned thousands of miles, reaching California, the Pacific Northwest coast, and central Alaska before finally subsiding in 1840. [12] The epidemic is estimated to have killed more than 17,000 people along the Missouri River alone. [2]
Here are the worst epidemics and pandemics in history, dating from prehistoric to modern times. The archaeological site is now called "Hamin Mangha" and is one of the best-preserved prehistoric ...
The Massachusetts smallpox epidemic or colonial epidemic was a smallpox outbreak that hit Massachusetts in 1633. [1] Smallpox outbreaks were not confined to 1633 however, and occurred nearly every ten years. [2] Smallpox was caused by two different types of variola viruses: variola major and variola minor. [3]
Globally, smallpox is estimated to have killed more than 300 million people just in the 20th century. The case fatality rate of variola major, which caused the majority of smallpox infections, is ...