January 31 » Czechoslav Trade Union Association is founded in Prague.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
December 6 » London becomes the world's first city to host licensed taxicabs.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage December 24, 1919
The temperature on December 24, 1919 was between 4.1 °C and 7.4 °C and averaged 5.8 °C. There was 0.4 mm of rain. There was 2.7 hours of sunshine (35%). 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.
January 7 » Montenegrin guerrilla fighters rebel against the planned annexation of Montenegro by Serbia, but fail.
March 21 » The Hungarian Soviet Republic is established becoming the first Communist government to be formed in Europe after the October Revolution in Russia.
May 15 » The Winnipeg general strike begins. By 11:00, almost the whole working population of Winnipeg had walked off the job.
June 7 » Sette Giugno: Nationalist riots break out in Valletta, the capital of Malta. British soldiers fire into the crowd, killing four people.
June 14 » John Alcock and Arthur Whitten Brown depart from St. John's, Newfoundland on the first nonstop transatlantic flight.
October 3 » Cincinnati Reds pitcher Adolfo Luque becomes the first Latin player to appear in a World Series.
Day of death July 24, 1972
The temperature on July 24, 1972 was between 14.5 °C and 23.5 °C and averaged 18.2 °C. There was 19.6 mm of rain during 3.6 hours. There was 1.9 hours of sunshine (12%). 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 April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
March 20 » The Troubles: The first Provisional IRA car bombing in Belfast kills seven people and injures 148 others in Northern Ireland.
May 30 » In Ben Gurion Airport (at the time: Lod Airport), Israel, members of the Japanese Red Army carry out the Lod Airport massacre, killing 24 people and injuring 78 others.
June 20 » Watergate scandal: An 18½-minute gap appears in the tape recording of the conversations between U.S. President Richard Nixon and his advisers regarding the recent arrests of his operatives while breaking into the Watergate complex.
July 19 » Dhofar Rebellion: British SAS units help the Omani government against Popular Front for the Liberation of Oman rebels in the Battle of Mirbat.
November 8 » American pay television network Home Box Office (HBO) launches, initially transmitting to 365 Teleservice Cable subscribers in Wilkes-Barre, Pennsylvania. First operating as a Northeastern U.S.-based regional service, HBO was one of the first cable-originated television channels. HBO's inaugural programming that evening consisted of its first event telecast—an NHL hockey game between the New York Rangers and the Vancouver Canucks, and its first movie presentation—the 1971 Paul Newman–Henry Fonda film Sometimes a Great Notion.
December 13 » Apollo program: Eugene Cernan and Harrison Schmitt begin the third and final extra-vehicular activity (EVA) or "Moonwalk" of Apollo 17. To date they are the last humans to set foot on the Moon.
When copying data from this family tree, please include a reference to the origin: Bertus Bak, "Family tree Bak", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bak/I348.php : accessed January 28, 2026), "krijntje baartsd "krijntje baartsd" bak (1897-1972)".
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.