US Malaria Deaths, 1870
While malaria still kills over 1 million people each year, most of those deaths occur in sub-Saharan Africa—the United States has been free of the disease since 1951. In the 19th century, however, malaria was extremely common within the United States, with over 1 million cases reported during the Civil War alone. The map below depicts deaths from malaria in 1870—10 years before the malaria parasite was even discovered.
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