The temperature on February 23, 1914 was between 1.3 °C and 7.9 °C and averaged 5.1 °C. There was 1.9 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 8 » First flights (for the Royal Thai Air Force) at Don Mueang International Airport in Bangkok.
July 11 » USSNevada(BB-36) is launched.
August 4 » In response to the German invasion of Belgium, Belgium and the British Empire declare war on Germany. The United States declares its neutrality.
August 12 » World War I: The United Kingdom declares war on Austria-Hungary; the countries of the British Empire follow suit.
August 26 » World War I: During the retreat from Mons, the British II Corps commanded by General Sir Horace Smith-Dorrien fought a vigorous and successful defensive action at Le Cateau.
October 18 » The Schoenstatt Movement is founded in Germany.
Day of marriage May 15, 1937
The temperature on May 15, 1937 was between 10.2 °C and 16.3 °C and averaged 12.5 °C. There was 12.5 mm of rain during 9.2 hours. There was 0.7 hours of sunshine (4%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
April 1 » Aden becomes a British crown colony.
April 1 » The Royal New Zealand Air Force is formed as an independent service.
June 3 » The Duke of Windsor marries Wallis Simpson.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
September 25 » Second Sino-Japanese War: The Chinese Eighth Route Army gains a minor, but morale-boosting victory in the Battle of Pingxingguan.
Day of death June 27, 1970
The temperature on June 27, 1970 was between 14.6 °C and 29.1 °C and averaged 20.7 °C. There was 27.4 mm of rain during 3.8 hours. There was 6.4 hours of sunshine (38%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 1 » The defined beginning of Unix time, at 00:00:00.
February 11 » Japan launches Ohsumi, becoming the fourth nation to put an object into orbit using its own booster.
March 18 » Lon Nol ousts Prince Norodom Sihanouk of Cambodia.
September 12 » Dawson's Field hijackings: Palestinian terrorists blow up three hijacked airliners in Jordan, continuing to hold the passengers hostage in various undisclosed locations in Amman.
October 8 » Aleksandr Solzhenitsyn wins the Nobel Prize in literature.
November 17 » Vietnam War: Lieutenant William Calley goes on trial for the My Lai Massacre.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I409583.php : accessed February 6, 2026), "Jantje Roelfina Oortwijn (1914-1970)".
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