He predicted the end would be marked by plagues and war, as he wrote in the 1704 letter: “And the days of short lived Beasts being put for the years of lived [sic] kingdoms, the period of 1260 days, if dated from the complete conquest of the three kings AC 800, will end AC 2060.”

Isaac Newton predicted when the world would likely end. His prediction was based on biblical texts, particularly the Book of Daniel.