January 23 » The Malolos Constitution is inaugurated, establishing the First Philippine Republic. Emilio Aguinaldo is sworn in as its first President.
February 22 » Filipino forces led by General Antonio Luna launch counterattacks for the first time against the American forces during the Philippine–American War. The Filipinos fail to regain Manila from the Americans.
March 27 » Emilio Aguinaldo leads Filipino forces for the only time during the Philippine–American War at the Battle of Marilao River.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
Day of death September 20, 1974
The temperature on September 20, 1974 was between 5.0 °C and 17.2 °C and averaged 11.7 °C. There was -0.1 mm of rain. There was 8.3 hours of sunshine (67%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
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 8 » After 84 days in space, the crew of Skylab 4, the last crew to visit American space station Skylab, returns to Earth.
February 12 » Aleksandr Solzhenitsyn, winner of the Nobel Prize in Literature in 1970, is exiled from the Soviet Union.
April 25 » Carnation Revolution: A leftist military coup in Portugal overthrows the authoritarian-conservative Estado Novo regime and establishes a democratic government.
July 20 » Turkish invasion of Cyprus: Forces from Turkey invade Cyprus after a coup d'état, organised by the dictator of Greece, against president Makarios.
September 10 » Guinea-Bissau gains independence from Portugal.
September 12 » Emperor Haile Selassie of Ethiopia, 'Messiah' of the Rastafari movement, is deposed following a military coup by the Derg, ending a reign of 58 years.
When copying data from this family tree, please include a reference to the origin: Marc Woltering, "Family tree Woltering", database, Genealogy Online (https://www.genealogieonline.nl/woltering-stamboom/I1106925317.php : accessed January 10, 2026), "Adrianus Marie van der Plas (1899-1974)".
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