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Records tagged “source-criticism”

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  1. Evidence-backedEditorial seedExplanationenas of Why historical sources give two different dates for the same event: Julian vs Gregorian calendarsCountries adopted the Gregorian calendar at different times, from 1582 to the 20th century, so sources may record one day under two dates. Isaac Newton, for example, was born on 25 December 1642 in the Julian calendar, which is 4 January 1643 in the Gregorian.