January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
April 20 » Pierre and Marie Curie refine radium chloride.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
Day of death June 18, 1973
The temperature on June 18, 1973 was between 10.8 °C and 22.5 °C and averaged 17.1 °C. There was -0.1 mm of rain. There was 13.8 hours of sunshine (82%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
April 30 » Watergate scandal: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.
May 8 » A 71-day standoff between federal authorities and the American Indian Movement members occupying the Pine Ridge Reservation at Wounded Knee, South Dakota ends with the surrender of the militants.
June 27 » The President of Uruguay Juan María Bordaberry dissolves Parliament and establishes a dictatorship.
November 16 » U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.
November 17 » The Athens Polytechnic uprising against the military regime ends in a bloodshed in the Greek capital.
November 24 » A national speed limit is imposed on the Autobahn in Germany because of the 1973 oil crisis. The speed limit lasts only four months.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I169725.php : accessed October 19, 2026), "Albertus Hartman (1902-1973)".
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