The temperature on December 26, 1914 was between -5.0 °C and 1.1 °C and averaged -1.2 °C. There was 1.0 mm of rain. There was 2.6 hours of sunshine (34%). The average windspeed was 4 Bft (moderate breeze) 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.
August 5 » World War I: The German minelayer SSKönigin Luise lays a minefield about 40 miles (64km) off the Thames Estuary (Lowestoft). She is intercepted and sunk by the British light-cruiser HMSAmphion.
August 23 » World War I: Japan declares war on Germany.
August 24 » World War I: German troops capture Namur.
August 26 » World War I: The German colony of Togoland surrenders to French and British forces after a 20-day campaign.
November 5 » World War I: France and the British Empire declare war on the Ottoman Empire.
November 7 » The German colony of Kiaochow Bay and its centre at Tsingtao are captured by Japanese forces.
Day of death November 11, 1915
The temperature on November 11, 1915 was between 3.8 °C and 8.7 °C and averaged 6.2 °C. There was 0.3 mm of rain. There was 6.2 hours of sunshine (68%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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.
January 19 » Georges Claude patents the neon discharge tube for use in advertising.
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 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
August 17 » Jewish American Leo Frank is lynched in Marietta, Georgia after a 13-year-old girl is murdered.
September 15 » The Empire Picture Theatre (now The New Empire Cinema), the oldest running cinema in mainland Australia, opens in Bowral, New South Wales.
When copying data from this family tree, please include a reference to the origin: A.R. Servaes, "Family tree Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-servaes/I6023.php : accessed February 2, 2026), "Jakob Joseph Ortmanns (1914-1915)".
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