The temperature on December 18, 1867 was about 2.0 °C. There was 13 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 96%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
March 30 » Alaska is purchased from Russia for $7.2 million, about 2-cent/acre ($4.19/km²), by United States Secretary of State William H. Seward.
June 8 » Coronation of Franz Joseph as King of Hungary following the Austro-Hungarian compromise (Ausgleich).
June 19 » Maximilian I of the Second Mexican Empire is executed by a firing squad in Querétaro, Querétaro.
August 28 » The United States takes possession of the (at this point unoccupied) Midway Atoll.
September 2 » Mutsuhito, Emperor Meiji of Japan, marries Masako Ichijō, thereafter known as Empress Shōken.
December 13 » A Fenian bomb explodes in Clerkenwell, London, killing six.
Day of marriage June 9, 1886
The temperature on June 9, 1886 was about 17.7 °C. The air pressure was 4 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
June 13 » A fire devastates much of Vancouver, British Columbia.
July 3 » The New-York Tribune becomes the first newspaper to use a linotype machine, eliminating typesetting by hand.
July 4 » The Canadian Pacific Railway's first scheduled train from Montreal arrives in Port Moody on the Pacific coast, after six days of travel.
November 27 » German judge Emil Hartwich sustains fatal injuries in a duel, which would become the background for Theodor Fontane's Effi Briest.
Day of death March 24, 1918
The temperature on March 24, 1918 was between -1.8 °C and 17.3 °C and averaged 7.1 °C. There was 0.1 mm of rain. There was 10.8 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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 31 » Massacre of ethnic Azerbaijanis is committed by allied armed groups of Armenian Revolutionary Federation and Bolsheviks. Nearly 12,000 Azerbaijani Muslims are killed.
April 9 » World War I: The Battle of the Lys: The Portuguese Expeditionary Corps is crushed by the German forces during what is called the Spring Offensive on the Belgian region of Flanders.
April 20 » Manfred von Richthofen, a.k.a. The Red Baron, shoots down his 79th and 80th victims, his final victories before his death the following day.
May 28 » The Azerbaijan Democratic Republic and the First Republic of Armenia declare their independence.
July 4 » World War I: The Battle of Hamel, a successful attack by the Australian Corps against German positions near the town of Le Hamel on the Western Front.
July 15 » World War I: The Second Battle of the Marne begins near the River Marne with a German attack.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I12575.php : accessed February 2, 2026), "Helena Gertruida Barendina Wannenburg (1867-1918)".
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