April 26, 2024 6:30 amHistoryToday in History: April 26Share this storyShare on FacebookShare on XShare on LinkedInMore sharing optionsListen to articleText sizeGiftPDFcommentsNotable events that happened on this day in history.Polio vaccine trials in 1956.Public domain/via WikimediaFeatured TagsManage followingHistoryCommentsAdvertisementAdvertisement
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