February 15 » The association football club Alianza Lima is founded in Lima, Peru, under the name Sport Alianza.
April 25 » New York becomes the first U.S. state to require automobile license plates.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 5 » Peter O'Connor sets the first IAAF recognised long jump world record of 24ft 11.75in (7.6137m), a record that would stand for 20 years.
September 7 » The Boxer Rebellion in Qing dynasty (modern-day China) officially ends with the signing of the Boxer Protocol.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
Day of death December 31, 1968
The temperature on December 31, 1968 was between -8.8 °C and 1.7 °C and averaged -2.6 °C. There was 1.6 mm of rain during 2.6 hours. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
April 7 » Motor racing world champion Jim Clark is killed in an accident during a Formula Two race at Hockenheim.
June 11 » Lloyd J. Old identified the first cell surface antigens that could differentiate among different cell types.
July 1 » The Treaty on the Non-Proliferation of Nuclear Weapons is signed in Washington, D.C., London and Moscow by sixty-two countries.
August 28 » The police rioted during the Democratic National Convention, beating up anti-war protesters, peaceful demonstrators, innocent bystanders, and members of the press.
October 12 » Equatorial Guinea becomes independent from Spain.
November 5 » Richard Nixon is elected as 37th President of the United States.
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/I313772.php : accessed February 22, 2026), "Adrianus van Vessem (1901-1968)".
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