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).
May 23 » The Second Defenestration of Prague precipitates the Thirty Years' War.
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.
October 29 » English adventurer, writer, and courtier Sir Walter Raleigh is beheaded for allegedly conspiring against James I of England.
February 29 » Abel Tasman's second Pacific voyage begins.
May 26 » Portuguese Restoration War: Portuguese and Spanish forces both claim victory in the Battle of Montijo.
May 27 » Manchu regent Dorgon defeats rebel leader Li Zicheng of the Shun dynasty at the Battle of Shanhai Pass, allowing the Manchus to enter and conquer the capital city of Beijing.
June 5 » The Qing dynasty Manchu forces led by the Shunzhi Emperor take Beijing during the collapse of the Ming dynasty.
July 2 » English Civil War: Battle of Marston Moor.
October 27 » Second Battle of Newbury in the English Civil War.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I53806.php : accessed May 8, 2025), "Hubertus Adriana Hagens van Steen (1618-????)".
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