The temperature on May 1, 1885 was about 15.3 °C. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 56%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 3 » Sino-French War: Beginning of the Battle of Núi Bop
January 4 » Sino-French War: French troops under General Oscar de Négrier defeat a numerically superior Qing force at Núi Bop in northern Vietnam.
March 31 » The United Kingdom establishes the Bechuanaland Protectorate.
July 20 » The Football Association legalizes professionalism in association football under pressure from the British Football Association.
August 14 » Japan's first patent is issued to the inventor of a rust-proof paint.
September 6 » Eastern Rumelia declares its union with Bulgaria, thus accomplishing Bulgarian unification.
Day of marriage May 21, 1904
The temperature on May 21, 1904 was between 4.0 °C and 11.5 °C and averaged 8.3 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 7 » The distress signal "CQD" is established only to be replaced two years later by "SOS".
February 9 » Russo-Japanese War: Battle of Port Arthur concludes.
May 4 » The United States begins construction of the Panama Canal.
May 21 » The Fédération Internationale de Football Association (FIFA) is founded in Paris.
June 16 » Eugen Schauman assassinates Nikolay Bobrikov, Governor-General of Finland.
August 23 » The automobile tire chain is patented.
Day of death May 18, 1975
The temperature on May 18, 1975 was between 9.9 °C and 14.8 °C and averaged 12.0 °C. There was 1.8 hours of sunshine (11%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 2 » The Federal Rules of Evidence are approved by the United States Congress.
June 4 » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
June 25 » Mozambique achieves independence from Portugal.
September 27 » The last use of capital punishment in Spain sparks worldwide protests.
September 30 » The AH-64 Apache makes its first flight. Eight years later, the first production model rolled out of the assembly line.
October 22 » The Soviet unmanned space mission Venera 9 lands on Venus.
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/I50305.php : accessed October 10, 2026), "Grietje Boonstra (1885-1975)".
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