June 18 » The charter of the Massachusetts Bay Colony is revoked via a scire facias writ issued by an English court.
December 10 » Isaac Newton's derivation of Kepler's laws from his theory of gravity, contained in the paper De motu corporum in gyrum, is read to the Royal Society by Edmond Halley.
When copying data from this family tree, please include a reference to the origin: Guido Davus , "Jannis family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jannis/I669.php : accessed February 2, 2026), "Gertrude Obbers (1684-????)".
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