March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
May 17 » The children's novel The Wonderful Wizard of Oz, by L. Frank Baum, is first published in the United States. The first copy is given to the author's sister.
May 18 » The United Kingdom proclaims a protectorate over Tonga.
June 5 » Second Boer War: British soldiers take Pretoria.
December 18 » The Upper Ferntree Gully to Gembrook, Victoria Narrow-gauge (2ft 6 in or 762mm) Railway (now the Puffing Billy Railway) in Victoria, Australia is opened for traffic.
Day of death April 9, 1900
The temperature on April 9, 1900 was about 4.4 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 89%. Source: KNMI
January 31 » Datu Muhammad Salleh is killed in Kampung Teboh, Tambunan, ending the Mat Salleh Rebellion.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
June 5 » Second Boer War: British soldiers take Pretoria.
June 20 » Boxer Rebellion: The Imperial Chinese Army begins a 55-day siege of the Legation Quarter in Beijing, China.
July 9 » The Federation of Australia is given royal assent.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I289.php : accessed October 11, 2026), "Pieter de Kunder (1900-1900)".
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