April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage May 23, 1923
The temperature on May 23, 1923 was between 6.6 °C and 16.5 °C and averaged 11.6 °C. There was 2.5 mm of rain. There was 2.0 hours of sunshine (12%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
April 15 » Insulin becomes generally available for use by people with diabetes.
July 24 » The Treaty of Lausanne, settling the boundaries of modern Turkey, is signed in Switzerland by Greece, Bulgaria and other countries that fought in World War I.
August 18 » First British Track and Field championships for women, London.
September 29 » The British Mandate for Palestine takes effect, creating Mandatory Palestine.
November 8 » Beer Hall Putsch: In Munich, Adolf Hitler leads the Nazis in an unsuccessful attempt to overthrow the German government.
December 21 » United Kingdom and Nepal formally signed an agreement of friendship, called the Nepal–Britain Treaty of 1923, which superseded the Treaty of Sugauli signed in 1816.
Day of death January 23, 1957
The temperature on January 23, 1957 was between -2.2 °C and 5.6 °C and averaged 0.7 °C. There was 7.3 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 1 » Lèse majesté in Thailand was strengthened to include "insult" and changed to a crime against national security, after Thai criminal code of 1956 went into effect.
January 22 » The New York City "Mad Bomber", George P. Metesky, is arrested in Waterbury, Connecticut and charged with planting more than 30 bombs.
April 24 » Suez Crisis: The Suez Canal is reopened following the introduction of UNEF peacekeepers to the region.
May 22 » South Africa's government approves of racial separation in universities.
September 22 » In Haiti, François Duvalier is elected president.
November 14 » The "Apalachin Meeting" in rural Tioga County in upstate New York is raided by law enforcement; many high level Mafia figures are arrested while trying to flee.
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/I109157.php : accessed October 19, 2026), "Jan Lollinga (1897-1957)".
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