June 12 » Philippine Declaration of Independence: General Emilio Aguinaldo declares the Philippines' independence from Spain.
July 1 » Spanish–American War: The Battle of San Juan Hill is fought in Santiago de Cuba, Cuba.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
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.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
Day of death March 23, 1973
The temperature on March 23, 1973 was between -2.5 °C and 15.4 °C and averaged 6.3 °C. There was -0.1 mm of rain. There was 10.3 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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.
February 22 » Cold War: Following President Richard Nixon's visit to the People's Republic of China, the two countries agree to establish liaison offices.
March 29 » Operation Barrel Roll, a covert American bombing campaign in Laos to stop communist infiltration of South Vietnam, ends.
April 3 » Martin Cooper of Motorola makes the first handheld mobile phone call to Joel S. Engel of Bell Labs.
May 5 » Secretariat wins the 1973 Kentucky Derby in 1:59⁄5, an as-yet unbeaten record.
September 18 » The Bahamas, East Germany and West Germany are admitted to the United Nations.
October 20 » "Saturday Night Massacre": United States President Richard Nixon fires U.S. Attorney General Elliot Richardson and Deputy Attorney General William Ruckelshaus after they refuse to fire special prosecutor Archibald Cox, who is finally fired by Robert Bork.
When copying data from this family tree, please include a reference to the origin: Louis Kramer, "Kramer Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kramer_stamboom/I587737.php : accessed February 22, 2026), "Wolter Pieters Algra (1898-1973)".
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