March 28 » The Marathas under Baji Rao I attack and defeat the Mughals in the Battle of Delhi.
September 20 » The finish of the Walking Purchase which forces the cession of 1.2 million acres (4,860km²) of Lenape-Delaware tribal land to the Pennsylvania Colony.
November 4 » The Teatro di San Carlo, the oldest working opera house in Europe, is inaugurated in Naples, Italy.
December 24 » The Marathas defeat the combined forces of the Mughal Empire, Rajputs of Jaipur, Nizam of Hyderabad, Nawab of Awadh and Nawab of Bengal in the Battle of Bhopal.
Day of burial June 15, 1789
The temperature on June 15, 1789 was about 16.0 °C. Wind direction mainly northeast. Weather type: omtrent helder. Source: KNMI
January 30 » Tây Sơn forces emerge victorious against Qing armies and liberate the capital Thăng Long.
April 20 » George Washington arrives at Grays Ferry, Philadelphia while en route to Manhattan for his inauguration.
August 7 » The United States Department of War is established.
September 24 » The United States Congress passes the Judiciary Act, creating the office of the Attorney General and federal judiciary system and ordering the composition of the Supreme Court.
September 29 » The United States Department of War first establishes a regular army with a strength of several hundred men.
October 3 » George Washington proclaims a Thanksgiving Day for that year.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I4277.php : accessed September 25, 2026), " (-1789)".
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