January 17 » The United States takes possession of Wake Island in the Pacific Ocean.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
July 29 » The First Hague Convention is signed.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of marriage February 22, 1923
The temperature on February 22, 1923 was between -0.3 °C and 6.9 °C and averaged 2.9 °C. There was 1.2 mm of rain. There was 4.9 hours of sunshine (47%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
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 1 » Britain's Railways are grouped into the Big Four: LNER, GWR, SR, and LMS.
April 26 » The Duke of York weds Lady Elizabeth Bowes-Lyon at Westminster Abbey.
August 16 » The United Kingdom gives the name "Ross Dependency" to part of its claimed Antarctic territory and makes the Governor-General of the Dominion of New Zealand its administrator.
September 4 » Maiden flight of the first U.S. airship, the USSShenandoah.
September 29 » The British Mandate for Palestine takes effect, creating Mandatory Palestine.
October 22 » The royalist Leonardopoulos–Gargalidis coup d'état attempt fails in Greece, discrediting the monarchy and paving the way for the establishment of the Second Hellenic Republic.
Day of death March 18, 1989
The temperature on March 18, 1989 was between -2.8 °C and 8.9 °C and averaged 3.6 °C. There was 7.2 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 1 » Margaret Thatcher's new local government tax, the Community Charge (commonly known as the "poll tax"), is introduced in Scotland.
July 27 » While attempting to land at Tripoli International Airport in Libya, Korean Air Flight 803 crashes just short of the runway. Seventy-five of the 199 passengers and crew and four people on the ground are killed, in the second accident involving a DC-10 in less than two weeks, the first being United Airlines Flight 232.
October 15 » Wayne Gretzky becomes the all-time leading points scorer in the NHL.
November 7 » David Dinkins becomes the first African American to be elected Mayor of New York City.
December 1 » Cold War: East Germany's parliament abolishes the constitutional provision granting the Communist Party the leading role in the state.
December 29 » Czech writer, philosopher and dissident Václav Havel is elected the first post-communist President of Czechoslovakia.
When copying data from this family tree, please include a reference to the origin: Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I4118.php : accessed February 23, 2026), "Trijntje de Boer (1899-1989)".
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