The temperature on December 31, 1915 was between 2.3 °C and 8.2 °C and averaged 5.6 °C. There was 3.9 mm of rain. There was 1.8 hours of sunshine (23%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. 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.
January 31 » World War I: Germany is the first to make large-scale use of poison gas in warfare in the Battle of Bolimów against Russia.
February 22 » World War I: The Imperial German Navy institutes unrestricted submarine warfare.
March 20 » Albert Einstein publishes his general theory of relativity.
May 7 » The Republic of China accedes to 13 of the 21 Demands, extending the Empire of Japan's control over Manchuria and the Chinese economy.
May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
June 5 » Denmark amends its constitution to allow women's suffrage.
Day of death December 18, 1918
The temperature on December 18, 1918 was between 1.9 °C and 7.2 °C and averaged 4.9 °C. There was 6.7 mm of rain. 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.
March 30 » Outburst of bloody March Events in Baku and other locations of Baku Governorate.
May 14 » Cape Town Mayor, Sir Harry Hands, inaugurates the Two-minute silence.
June 26 » World War I: Allied forces under John J. Pershing and James Harbord defeat Imperial German forces under Wilhelm, German Crown Prince in the Battle of Belleau Wood.
August 17 » Bolshevik revolutionary leader Moisei Uritsky is assassinated.
October 11 » The 7.1 Mw San Fermín earthquake shakes Puerto Rico. The quake and resulting tsunami kill up to 116 people.
November 7 » Kurt Eisner overthrows the Wittelsbach dynasty in the Kingdom of Bavaria.
When copying data from this family tree, please include a reference to the origin: aart van rumpt , "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/van-rumpt-stamboom/I56532.php : accessed February 5, 2026), "Marinus van Helden (1915-1918)".
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