January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 7 » Second Boer War: British troops fail in their third attempt to lift the Siege of Ladysmith.
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 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.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
Day of death July 22, 1901
The temperature on July 22, 1901 was between 14.7 °C and 21.6 °C and averaged 18.2 °C. There was 1.9 hours of sunshine (12%). Source: KNMI
January 1 » The British colonies of New South Wales, Queensland, Victoria, South Australia, Tasmania, and Western Australia federate as the Commonwealth of Australia; Edmund Barton is appointed the first Prime Minister.
February 2 » Funeral of Queen Victoria.
April 25 » New York becomes the first U.S. state to require automobile license plates.
August 28 » Silliman University is founded in the Philippines. It is the first American private school in the country.
September 28 » Philippine–American War: Filipino guerrillas kill more than forty American soldiers while losing 28 of their own.
October 29 » Leon Czolgosz, the assassin of U.S. President William McKinley, is executed by electrocution.
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/I133353.php : accessed December 29, 2025), "Gerrit Koolstra (1900-1901)".
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