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.
Day of marriage May 11, 1752
The temperature on May 11, 1752 was about 12.0 °C. Wind direction mainly west-northwest. Weather type: zeer en geheel betrokken. Source: KNMI
February 29 » King Alaungpaya founds Konbaung Dynasty, the last dynasty of Burmese monarchy.
April 20 » Start of Konbaung–Hanthawaddy War, a new phase in the Burmese Civil War (1740–57).
June 15 » Benjamin Franklin proves that lightning is electricity (traditional date, the exact date is unknown).
September 2 » Great Britain, along with its overseas possessions, adopts the Gregorian calendar.
September 14 » The British Empire adopts the Gregorian calendar, skipping eleven days (the previous day was September 2).
Day of burial December 5, 1770
The temperature on December 5, 1770 was about 4.0 °C. Wind direction mainly southwest. Weather type: zeer betrokken. Special wheather fenomena: rijp. Source: KNMI
April 19 » Captain James Cook, still holding the rank of lieutenant, sights the eastern coast of what is now Australia.
April 20 » The Georgian king, Erekle II, abandoned by his Russian ally Count Totleben, wins a victory over Ottoman forces at Aspindza.
May 16 » The 14-year-old Marie Antoinette marries 15-year-old Louis-Auguste, who later becomes king of France.
June 19 » New Church Day: Emanuel Swedenborg writes: "The Lord sent forth His twelve disciples, who followed Him in the world into the whole spiritual world to preach the Gospel that the Lord God Jesus Christ reign. This took place on the 19th day of June, in the year 1770."
July 7 » The Battle of Larga between the Russian Empire and the Ottoman Empire takes place.
August 22 » James Cook names and lands on Possession Island, and claims the east coast of Australia for Britain as New South Wales.
When copying data from this family tree, please include a reference to the origin: aart van rumpt , "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/van-rumpt-stamboom/I2797.php : accessed February 25, 2026), "Jan Leendertsz de Baan (1699-1770)".
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