The temperature on December 24, 1876 was about -4.7 °C. The air pressure was 7 kgf/m2 and came mainly from the east-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 95%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
February 26 » Japan and Korea sign a treaty granting Japanese citizens extraterritoriality rights, opening three ports to Japanese trade, and ending Korea's status as a tributary state of Qing dynasty China.
May 2 » The April Uprising breaks out in Ottoman Bulgaria.
May 10 » The Centennial Exposition is opened in Philadelphia.
May 30 » Ottoman sultan Abdülaziz is deposed and succeeded by his nephew Murad V.
June 17 » American Indian Wars: Battle of the Rosebud: 1,500 Sioux and Cheyenne led by Crazy Horse beat back General George Crook's forces at Rosebud Creek in Montana Territory.
December 23 » First day of the Constantinople Conference which resulted in agreement for political reforms in the Balkans.
Day of marriage April 22, 1900
The temperature on April 22, 1900 was about 15.3 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 71%. Source: KNMI
January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
June 20 » Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
August 3 » The Firestone Tire and Rubber Company is founded.
When copying data from this family tree, please include a reference to the origin: Ferry Posthuma Scholtes, "Family tree Posthuma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-posthuma/R733.php : accessed September 25, 2026), "Ybeltje Posthuma (1876-????)".
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