In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 13 » The Independent Labour Party of the United Kingdom holds its first meeting.
March 1 » Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.
June 22 » The Royal Navy battleship HMSCamperdown accidentally rams the British Mediterranean Fleet flagship HMSVictoria which sinks taking 358 crew with her, including the fleet's commander, Vice-Admiral Sir George Tryon.
July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
July 11 » The first cultured pearl is obtained by Kōkichi Mikimoto.
November 7 » Women's suffrage: Women in the U.S. state of Colorado are granted the right to vote, the second state to do so.
Day of death May 21, 1946
The temperature on May 21, 1946 was between 10.4 °C and 18.6 °C and averaged 14.3 °C. There was 6.7 hours of sunshine (42%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
February 1 » Trygve Lie of Norway is picked to be the first United Nations Secretary-General.
February 14 » The Bank of England is nationalized.
April 5 » A Fleet Air Arm Vickers Wellington crashes into a residential area in Rabat, Malta during a training exercise, killing all 4 crew members and 16 civilians on the ground.
May 1 » The Paris Peace Conference concludes that the islands of the Dodecanese should be returned to Greece by Italy.
May 7 » Tokyo Telecommunications Engineering (later renamed Sony) is founded.
October 13 » France adopts the constitution of the Fourth Republic.
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/I80576.php : accessed February 12, 2026), "Jan Wagenaar (1893-1946)".
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