January 26 » For the first time, the Ottoman Empire permanently cedes territory to the Christian powers.
February 16 » First Leopoldine Diploma is issued by the Holy Roman Emperor, recognizing the Greek Catholic clergy enjoyed the same privileges as Roman Catholic priests in the Principality of Transylvania.
March 30 » Guru Gobind Singh establishes the Khalsa in Anandpur Sahib, Punjab.
April 14 » Khalsa: The Sikh religion was formalised as the Khalsa - the brotherhood of Warrior-Saints - by Guru Gobind Singh in northern India, in accordance with the Nanakshahi calendar.
When copying data from this family tree, please include a reference to the origin: Dirk van Vreeswijk, "Family tree of Vreeswijk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-vreeswijk/I357.php : accessed March 1, 2026), "Arien Jansze Spruijtenburg".
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