January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 20 » Pierre and Marie Curie refine radium chloride.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
Day of marriage March 15, 1941
The temperature on March 15, 1941 was between -1.7 °C and 14.6 °C and averaged 5.5 °C. There was 9.8 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
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.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 18 » World War II: British troops launch a general counter-offensive against Italian East Africa.
February 9 » World War II: The Cathedral of San Lorenzo in Genoa, Italy, is struck by a bomb which fails to detonate.
March 17 » In Washington, D.C., the National Gallery of Art is officially opened by President Franklin D. Roosevelt.
December 5 » World War II: Great Britain declares war on Finland, Hungary and Romania.
December 10 » World War II: Battle of the Philippines: Imperial Japanese forces under the command of General Masaharu Homma land on Luzon.
December 21 » World War II: A formal treaty of alliance between Thailand and Japan is signed in the presence of the Emerald Buddha in Wat Phra Kaew, Thailand.
Day of death June 26, 1966
The temperature on June 26, 1966 was between 13.2 °C and 19.5 °C and averaged 15.9 °C. There was 5.8 mm of rain during 3.8 hours. There was 6.0 hours of sunshine (36%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 10 » Tashkent Declaration, a peace agreement between India and Pakistan signed that resolved the Indo-Pakistani War of 1965.
March 31 » The Soviet Union launches Luna 10 which later becomes the first space probe to enter orbit around the Moon.
April 26 » A new government is formed in the Republic of the Congo, led by Ambroise Noumazalaye.
August 1 » Purges of intellectuals and imperialists becomes official China policy at the beginning of the Cultural Revolution.
August 10 » The Heron Road Bridge collapses while being built, killing nine workers in the deadliest construction accident in both Ottawa and Ontario.
October 22 » The Supremes become the first all-female music group to attain a No. 1 selling album (The Supremes A' Go-Go).
Day of burial June 29, 1966
The temperature on June 29, 1966 was between 11.8 °C and 15.3 °C and averaged 13.0 °C. There was 2.5 mm of rain during 1.7 hours. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
July 4 » U.S. President Lyndon B. Johnson signs the Freedom of Information Act into United States law. The act went into effect the next year.
July 15 » Vietnam War: The United States and South Vietnam begin Operation Hastings to push the North Vietnamese out of the Vietnamese Demilitarized Zone.
August 22 » Labor movements NFWA and AWOC merge to become the United Farm Workers Organizing Committee (UFWOC), predecessor of the United Farm Workers.
October 9 » Vietnam War: South Korean troops commit the Binh Tai Massacre.
October 17 » The 23rd Street Fire in New York City kills 12 firefighters.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I23091.php : accessed February 6, 2026), "Richard Laverne Poort (1902-1966)".
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