March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 16 » Sir Arthur Evans purchased the land around the ruins of Knossos, the largest Bronze Age archaeological site on Crete.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
July 9 » The Federation of Australia is given royal assent.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage January 1, 1940
The temperature on January 1, 1940 was between -7.8 °C and -0.1 °C and averaged -2.7 °C. There was 6.6 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 15 » Richard and Maurice McDonald open the first McDonald's restaurant.
June 16 » World War II: Marshal Henri Philippe Pétain becomes Chief of State of Vichy France (Chef de l'État Français).
June 18 » Appeal of 18 June by Charles de Gaulle.
June 23 » Adolf Hitler goes on a three-hour tour of the architecture of Paris with architect Albert Speer and sculptor Arno Breker in his only visit to the city.
August 6 » Estonia is illegally annexed by the Soviet Union.
October 16 » Holocaust in Poland: The Warsaw Ghetto is established.
Day of death January 25, 1968
The temperature on January 25, 1968 was between 3.6 °C and 7.1 °C and averaged 5.6 °C. There was 3.6 mm of rain during 7.3 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
February 1 » Vietnam War: The execution of Viet Cong officer Nguyễn Văn Lém by South Vietnamese National Police Chief Nguyễn Ngọc Loan is recorded on motion picture film, as well as in an iconic still photograph taken by Eddie Adams.
March 28 » Brazilian high school student Edson Luís de Lima Souto is killed by military police at a protest for cheaper meals at a restaurant for low-income students.
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 20 » Former First Lady Jacqueline Kennedy marries Greek shipping tycoon Aristotle Onassis.
November 27 » Penny Ann Early became the first woman to play major professional basketball for the Kentucky Colonels in an ABA game against the Los Angeles Stars.
When copying data from this family tree, please include a reference to the origin: Jan van der Eijk, "Family tree Van der Eijk Van Busschbach Leegwater Stiemer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-der-eijk/I12217.php : accessed January 19, 2026), "Cornelia Anna Vader (1900-1968)".
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