January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
April 15 » Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
June 14 » Hawaii becomes a United States territory.
October 19 » Max Planck discovers Planck's law of black-body radiation.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage April 19, 1923
The temperature on April 19, 1923 was between 0.6 °C and 14.3 °C and averaged 8.3 °C. There was 6.6 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 15 » Insulin becomes generally available for use by people with diabetes.
June 9 » Bulgaria's military takes over the government in a coup.
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 13 » Following a military coup in Spain, Miguel Primo de Rivera takes over, setting up a dictatorship.
September 29 » The French Mandate for Syria and the Lebanon takes effect.
Day of death June 28, 1983
The temperature on June 28, 1983 was between 8.6 °C and 19.4 °C and averaged 14.4 °C. There was 0.2 mm of rain during 0.3 hours. There was 2.9 hours of sunshine (17%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
February 18 » Thirteen people die and one is seriously injured in the Wah Mee massacre in Seattle. It is said to be the largest robbery-motivated mass-murder in U.S. history.
April 25 » Cold War: American schoolgirl Samantha Smith is invited to visit the Soviet Union by its leader Yuri Andropov after he read her letter in which she expressed fears about nuclear war.
September 25 » Thirty-eight IRA prisoners, armed with six handguns, hijack a prison meals lorry and smash their way out of the Maze Prison.
September 26 » Soviet Air Force officer Stanislav Petrov identifies a report of an incoming nuclear missile as a computer error and not an American first strike.
November 2 » U.S. President Ronald Reagan signs a bill creating Martin Luther King, Jr. Day.
December 27 » Pope John Paul II visits Mehmet Ali Ağca in Rebibbia's prison and personally forgives him for the 1981 attack on him in St. Peter's Square.
When copying data from this family tree, please include a reference to the origin: Leo Eijskoot, "Family tree Eijskoot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijskoot/I506780.php : accessed February 1, 2026), "Maria Adriana Jonker (1900-1983)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.