April 22 » Spanish–American War: The USSNashville captures a Spanish merchant ship.
May 8 » The first games of the Italian football league system are played.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
September 13 » Hannibal Goodwin patents celluloid photographic film.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
Day of marriage May 18, 1922
The temperature on May 18, 1922 was between 10.3 °C and 17.4 °C and averaged 13.0 °C. There was 4.5 hours of sunshine (28%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 7 » Dáil Éireann ratifies the Anglo-Irish Treaty by a 64–57 vote.
March 26 » The German Social Democratic Party is founded in Poland.
April 24 » The first segment of the Imperial Wireless Chain providing wireless telegraphy between Leafield in Oxfordshire, England, and Cairo, Egypt, comes into operation.
June 29 » France grants 1km at Vimy Ridge "freely, and for all time, to the Government of Canada, the free use of the land exempt from all taxes".
November 4 » In Egypt, British archaeologist Howard Carter and his men find the entrance to Tutankhamun's tomb in the Valley of the Kings.
December 27 » Japanese aircraft carrierHōshō becomes the first purpose built aircraft carrier to be commissioned in the world.
Day of death February 15, 1971
The temperature on February 15, 1971 was between 2.6 °C and 6.1 °C and averaged 4.4 °C. There was 12.8 mm of rain during 8.1 hours. The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 18 » Peru: a landslide crashes into Yanawayin Lake, killing 200 people at the mining camp of Chungar.
August 9 » The Troubles: The British Army in Northern Ireland launches Operation Demetrius. Hundreds of people are arrested and interned, thousands are displaced, and twenty are killed in the violence that followed.
September 28 » The Parliament of the UK passes the Misuse of Drugs Act 1971, banning the medicinal use of cannabis.
November 12 » Vietnam War: As part of Vietnamization, US President Richard Nixon sets February 1, 1972 as the deadline for the removal of another 45,000 American troops from Vietnam.
December 7 » The Battle of Sylhet is fought between the Pakistani military and the Mukti Bahini.
December 16 » Bangladesh Liberation War and Indo-Pakistani War of 1971: The ceasefire of the Pakistan Army brings an end to both conflicts. This is commemorated annually as Victory Day in Bangladesh, and as Vijay Diwas in India.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I187970.php : accessed October 23, 2026), "Pieterdina Kingma (1898-1971)".
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