February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
November 2 » The Boers begin their 118-day siege of British-held Ladysmith during the Second Boer War.
November 29 » FC Barcelona is founded by Catalan, Spanish and Englishmen. It later develops into one of Spanish football's most iconic and strongest teams.
Day of marriage September 18, 1917
The temperature on September 18, 1917 was between 14.1 °C and 17.0 °C and averaged 15.5 °C. There was 2.5 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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.
March 2 » The enactment of the Jones–Shafroth Act grants Puerto Ricans United States citizenship.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
June 7 » World War I: Battle of Messines: Allied soldiers detonate a series of mines underneath German trenches at Messines Ridge, killing 10,000 German troops.
November 20 » World War I: Battle of Cambrai begins: British forces make early progress in an attack on German positions but are later pushed back.
December 9 » World War I: Field Marshal Allenby captures Jerusalem, Palestine.
December 11 » World War I: British General Edmund Allenby enters Jerusalem on foot and declares martial law.
When copying data from this family tree, please include a reference to the origin: Alfred Groot, "Family tree Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot/I242.php : accessed January 1, 2026), "Aaltje Bijkerk (1899-????)".
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