January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
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.
Day of death July 27, 1900
The temperature on July 27, 1900 was about 19.7 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 73%. Source: KNMI
February 9 » The Davis Cup competition is established.
February 23 » Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
March 16 » Sir Arthur Evans purchased the land around the ruins of Knossos, the largest Bronze Age archaeological site on Crete.
June 14 » Hawaii becomes a United States territory.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I97828.php : accessed February 10, 2026), "Tjeerd Roorda (1900-1900)".
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