May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
May 18 » The United Kingdom proclaims a protectorate over Tonga.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
June 20 » Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
June 25 » The Taoist monk Wang Yuanlu discovers the Dunhuang manuscripts, a cache of ancient texts that are of great historical and religious significance, in the Mogao Caves of Dunhuang, China.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of marriage April 5, 1923
The temperature on April 5, 1923 was between 0.7 °C and 14.3 °C and averaged 7.6 °C. There was 11.4 hours of sunshine (86%). The average windspeed was 4 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.
March 20 » The Arts Club of Chicago hosts the opening of Pablo Picasso's first United States showing, entitled Original Drawings by Pablo Picasso, becoming an early proponent of modern art in the United States.
April 28 » Wembley Stadium is opened, named initially as the Empire Stadium.
August 18 » First British Track and Field championships for women, London.
September 4 » Maiden flight of the first U.S. airship, the USSShenandoah.
September 7 » The International Criminal Police Organization (INTERPOL) is formed.
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 January 20, 1965
The temperature on January 20, 1965 was between -1.8 °C and 0.9 °C and averaged -0.3 °C. There was 2.9 hours of sunshine (34%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
February 20 » Ranger 8 crashes into the Moon after a successful mission of photographing possible landing sites for the Apollo program astronauts.
March 23 » NASA launches Gemini 3, the United States' first two-man space flight (crew: Gus Grissom and John Young).
April 29 » Pakistan's Space and Upper Atmosphere Research Commission (SUPARCO) successfully launches its seventh rocket in its Rehber series.
June 7 » The Supreme Court of the United States hands down its decision in Griswold v. Connecticut, prohibiting the states from criminalizing the use of contraception by married couples.
September 7 » During an Indo-Pakistani War, China announces that it will reinforce its troops on the Indian border.
December 22 » In the United Kingdom, a 70mph speed limit is applied to all rural roads including motorways for the first time.
When copying data from this family tree, please include a reference to the origin: J. Burggraaf, "Family tree Batsenegger", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-batsenegger/R11.php : accessed January 10, 2026), "Peter Diederich den Boer (1900-1965)".
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.