Historical Events
- Dec 4 Hen in Rome lays a uniquely patterned egg, later believed to have predicted the arrival of the Kirch/Newton "Great Comet of 1680"
- Dec 15 Tax revolt on Terschelling due to tax on cereal
- Dec 31 De Italiaanse Opera (The Italian Opera) theater opens on the Leidsegracht in Amsterdam with "La Fatiche d'Ercole per Deianira" by PA Ziani