March 8 » Johannes Kepler discovers the third law of planetary motion.
May 15 » Johannes Kepler confirms his previously rejected discovery of the third law of planetary motion (he first discovered it on March 8 but soon rejected the idea after some initial calculations were made).
June 14 » Joris Veseler prints the first Dutch newspaper Courante uyt Italien, Duytslandt, &c. in Amsterdam (approximate date).
July 31 » Maurice, Prince of Orange disbands the waardgelders militia in Utrecht, a pivotal event in the Remonstrant/Counter-Remonstrant tensions.
September 18 » The twelfth baktun in the Mesoamerican Long Count calendar begins.
October 29 » English adventurer, writer, and courtier Sir Walter Raleigh is beheaded for allegedly conspiring against James I of England.
March 1 » Georgeana, Massachusetts (now known as York, Maine), becomes the first incorporated city in the United States.
May 30 » From this date all honors granted by Charles I of England are retroactively annulled by Parliament.
August 22 » Charles I raises his standard in Nottingham, which marks the beginning of the English Civil War.
September 6 » England's Parliament bans public stage-plays.
November 13 » First English Civil War: Battle of Turnham Green: The Royalist forces withdraw in the face of the Parliamentarian army and fail to take London.
November 24 » Abel Tasman becomes the first European to discover the island Van Diemen's Land (later renamed Tasmania).
When copying data from this family tree, please include a reference to the origin: Jan De Backer, "Family tree De Backer - Evers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-backer-evers/I12352.php : accessed March 12, 2026), "Willem van Aken (1618-1682)".
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