January 1 » New York, New York annexes land from surrounding counties, creating the City of Greater New York. The four initial boroughs, Manhattan, Brooklyn, Queens, and The Bronx, are joined on January 25 by Staten Island to create the modern city of five boroughs.
January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
March 16 » In Melbourne the representatives of five colonies adopted a constitution, which would become the basis of the Commonwealth of Australia.
June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
December 3 » The Duquesne Country and Athletic Club defeated an all-star collection of early football players 16–0, in what is considered to be the very first all-star game for professional American football.
Day of death June 23, 1978
The temperature on June 23, 1978 was between 10.0 °C and 15.8 °C and averaged 12.3 °C. There was 15.4 mm of rain during 4.5 hours. There was 4.7 hours of sunshine (28%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
March 23 » The first UNIFIL troops arrived in Lebanon for peacekeeping mission along the Blue Line.
June 28 » The United States Supreme Court, in Regents of the University of California v. Bakke bars quota systems in college admissions.
July 10 » President Moktar Ould Daddah of Mauritania is ousted in a bloodless coup d'état.
October 21 » Australian civilian pilot Frederick Valentich vanishes over the Bass Strait south of Melbourne, after reporting contact with an unidentified aircraft.
November 3 » Dominica gains its independence from the United Kingdom.
November 23 » Cyclone kills about 1000 people in eastern Sri Lanka.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I4342.php : accessed February 6, 2026), "Jan van der Horst (1898-1978)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.