January 31 » Czechoslav Trade Union Association is founded in Prague.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage December 20, 1923
The temperature on December 20, 1923 was between -2.3 °C and 2.4 °C and averaged 0.4 °C. There was 0.9 mm of rain. There was 3.2 hours of sunshine (41%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 9 » Juan de la Cierva makes the first autogyro flight.
January 9 » Lithuanian residents of the Memel Territory rebel against the League of Nations' decision to leave the area as a mandated region under French control.
March 3 » TIME magazine is published for the first time.
June 9 » Bulgaria's military takes over the government in a coup.
September 29 » The French Mandate for Syria and the Lebanon takes effect.
October 15 » The German Rentenmark is introduced in Germany to counter hyperinflation in the Weimar Republic.
Day of death June 28, 1974
The temperature on June 28, 1974 was between 10.5 °C and 18.4 °C and averaged 14.5 °C. There was -0.1 mm of rain. There was 2.5 hours of sunshine (15%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 6 » In response to the 1973 oil crisis, daylight saving time commences nearly four months early in the United States.
January 19 » China gains control over all the Paracel Islands after a military engagement between the naval forces of China and South Vietnam
February 4 » The Symbionese Liberation Army kidnaps Patty Hearst in Berkeley, California.
February 23 » The Symbionese Liberation Army demands $4 million more to release kidnap victim Patty Hearst.
September 12 » Emperor Haile Selassie of Ethiopia, 'Messiah' of the Rastafari movement, is deposed following a military coup by the Derg, ending a reign of 58 years.
December 13 » Malta becomes a republic within the Commonwealth of Nations.
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/I211832.php : accessed December 29, 2025), "Martinus Vos (1897-1974)".
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