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Year 1666 (''' MDCLXVI ''') was a Common Year Starting On Friday (link will display the full calendar) of the Gregorian Calendar (or a Common Year Starting On Monday of the 10-day slower Julian Calendar ).

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Often called Annus Mirabilis , the year 1666 is mentioned in the poem '' Annus Mirabilis ''. This year also saw a great advance in mathematics and physics by Isaac Newton . The year is also known for having all the Roman numerals, used only once, in order from biggest to smallest value.


EVENTS OF 1666



January - June




July - December




Undated



BIRTHS




: ''See also .''


DEATHS