April 15 » Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
July 19 » The first line of the Paris Métro opens for operation.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
November 7 » The People's Party is founded in Cuba.
Day of death June 21, 1975
The temperature on June 21, 1975 was between 13.0 °C and 24.1 °C and averaged 19.1 °C. There was 0.6 mm of rain during 0.5 hours. There was 5.9 hours of sunshine (35%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
January 8 » Ella T. Grasso becomes Governor of Connecticut, the first woman to serve as a Governor in the United States other than by succeeding her husband.
March 6 » Algiers Accord: Iran and Iraq announce a settlement of their border dispute.
April 13 » An attack by the Phalangist resistance kills 26 militia members of the Popular Front for the Liberation of Palestine, marking the start of the 15-year Lebanese Civil War.
August 11 » East Timor: Governor Mário Lemos Pires of Portuguese Timor abandons the capital Dili, following a coup by the Timorese Democratic Union (UDT) and the outbreak of civil war between UDT and Fretilin.
October 22 » The Soviet unmanned space mission Venera 9 lands on Venus.
October 30 » Prince Juan Carlos I of Spain becomes acting head of state, taking over for the country's ailing dictator, Gen. Francisco Franco.
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/I158368.php : accessed March 5, 2026), "Cornelis Adrianus Petrus Aarts (1900-1975)".
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