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 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
November 29 » FC Barcelona is founded by Catalan, Spanish and Englishmen. It later develops into one of Spanish football's most iconic and strongest teams.
Day of death December 12, 1975
The temperature on December 12, 1975 was between 1.3 °C and 2.9 °C and averaged 2.0 °C. There was 1.4 mm of rain during 2.0 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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.
April 4 » Microsoft is founded as a partnership between Bill Gates and Paul Allen in Albuquerque, New Mexico.
April 17 » The Cambodian Civil War ends. The Khmer Rouge captures the capital Phnom Penh and Cambodian government forces surrender.
July 12 » São Tomé and Príncipe declare independence from Portugal.
September 16 » Papua New Guinea gains independence from Australia.
November 3 » Syed Nazrul Islam, A. H. M. Qamaruzzaman, Tajuddin Ahmad, and Muhammad Mansur Ali, Bangladeshi politicians and Sheikh Mujibur Rahman loyalists, are murdered in the Dhaka Central Jail.
November 11 » Australian constitutional crisis of 1975: Australian Governor-General Sir John Kerr dismisses the government of Gough Whitlam, appoints Malcolm Fraser as caretaker Prime Minister and announces a general election to be held in early December.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I205083.php : accessed February 16, 2026), "Petrus Alphonsus Geerts (1899-1975)".
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