March 8 » Treaty of Roskilde: After a devastating defeat in the Northern Wars (1655–1661), Frederick III, the King of Denmark–Norway is forced to give up nearly half his territory to Sweden to save the rest.
May 29 » Battle of Samugarh: decisive battle in the struggle for the throne during the Mughal war of succession (1658–1659).
June 3 » Pope Alexander VII appoints François de Laval vicar apostolic in New France.
July 31 » Aurangzeb is proclaimed Mughal emperor of India.
September 3 » The death of Oliver Cromwell; Richard Cromwell becomes Lord Protector of England.
October 29 » Second Northern War: Naval forces of the Dutch Republic defeat the Swedes in the Battle of the Sound.
When copying data from this family tree, please include a reference to the origin: Lucas A. Ocken, "Family tree Ocken", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ocken/I03412.php : accessed January 28, 2026), "Folckert Celos (± 1640-????)".
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