January 4 » Utah is admitted as the 45th U.S. state.
April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
December 14 » The Glasgow Underground Railway is opened by the Glasgow District Subway Company.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of marriage July 11, 1918
The temperature on July 11, 1918 was between 9.9 °C and 19.5 °C and averaged 14.7 °C. There was 3.9 mm of rain. There was 10.4 hours of sunshine (63%). The average windspeed was 5 Bft (very strong wind) 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.
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 25 » The Ukrainian People's Republic declares independence from Soviet Russia.
February 21 » The last Carolina parakeet dies in captivity at the Cincinnati Zoo.
March 12 » Moscow becomes the capital of Russia again after Saint Petersburg held this status for most of the period since 1713.
June 1 » World War I: Western Front: Battle of Belleau Wood: Allied Forces under John J. Pershing and James Harbord engage Imperial German Forces under Wilhelm, German Crown Prince.
July 26 » Emmy Noether's paper, which became known as Noether's theorem was presented at Göttingen, Germany, from which conservation laws are deduced for symmetries of angular momentum, linear momentum, and energy.
December 28 » Constance Markievicz, while detained in Holloway prison, became the first woman to be elected MP to the British House of Commons.
When copying data from this family tree, please include a reference to the origin: H. Jager, "Family tree Jager", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jager/I375.php : accessed February 2, 2026), "Derk Holm (1896-????)".
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