January 16 » The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
April 14 » The Exposition Universelle begins.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
June 14 » Hawaii becomes a United States territory.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
July 9 » The Federation of Australia is given royal assent.
Day of marriage September 14, 1918
The temperature on September 14, 1918 was between 8.9 °C and 16.1 °C and averaged 12.9 °C. There was 5.0 mm of rain. There was 0.9 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
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.
February 5 » Stephen W. Thompson shoots down a German airplane; this is the first aerial victory by the U.S. military.
March 16 » Finnish Civil War: Battle of Länkipohja is infamous for its bloody aftermath as the Whites executed 70–100 capitulated Reds.
August 30 » Fanni Kaplan shoots and seriously injures Bolshevik leader Vladimir Lenin, which along with the assassination of Bolshevik senior official Moisei Uritsky days earlier, prompts the decree for Red Terror.
September 10 » Russian Civil War: The Red Army captures Kazan.
October 8 » World War I: Corporal Alvin C. York kills 28 German soldiers and captures 132 for which he was awarded the Medal of Honor.
November 26 » The Montenegran Podgorica Assembly votes for a "union of the people", declaring assimilation into the Kingdom of Serbia.
Day of death September 27, 1960
The temperature on September 27, 1960 was between 3.9 °C and 15.8 °C and averaged 10.0 °C. There was 8.4 hours of sunshine (70%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 24 » Algerian War: Some units of European volunteers in Algiers stage an insurrection known as the "barricades week", during which they seize government buildings and clash with local police.
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
July 1 » Ghana becomes a republic and Kwame Nkrumah becomes its first President as Queen Elizabeth II ceases to be its head of state.
July 11 » To Kill a Mockingbird by Harper Lee is first published, in the United States.
July 20 » Ceylon (now Sri Lanka) elects Sirimavo Bandaranaike Prime Minister, the world's first elected female head of government.
September 2 » The first election of the Parliament of the Central Tibetan Administration, in history of Tibet. The Tibetan community observes this date as Democracy Day.
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/I53931.php : accessed October 19, 2026), "Sietske Boorsma (1900-1960)".
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