The temperature on March 19, 1885 was about 4.7 °C. The air pressure was 4 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 70%. 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.
March 3 » The American Telephone & Telegraph Company is incorporated in New York.
June 17 » The Statue of Liberty arrives in New York Harbor.
August 29 » Gottlieb Daimler patents the world's first internal combustion motorcycle, the Reitwagen.
September 6 » Eastern Rumelia declares its union with Bulgaria, thus accomplishing Bulgarian unification.
November 19 » Serbo-Bulgarian War: Bulgarian victory in the Battle of Slivnitsa solidifies the unification between the Principality of Bulgaria and Eastern Rumelia.
November 28 » Bulgarian victory in the Serbo-Bulgarian War preserves the Unification of Bulgaria.
Day of marriage March 21, 1908
The temperature on March 21, 1908 was between -1.7 °C and 7.8 °C and averaged 4.1 °C. There was 0.6 mm of rain. There was 0.9 hours of sunshine (7%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
January 11 » Grand Canyon National Monument is created.
January 24 » The first Boy Scout troop is organized in England by Robert Baden-Powell.
April 8 » Harvard University votes to establish the Harvard Business School.
July 1 » SOS is adopted as the international distress signal.
August 17 » Fantasmagorie, the first animated cartoon, created by Émile Cohl, is shown in Paris, France.
October 13 » Margaret Travers Symons bursts into the UK parliament and became the first woman to speak there.
Day of death September 17, 1965
The temperature on September 17, 1965 was between 13.5 °C and 20.0 °C and averaged 17.3 °C. There was 0.4 hours of sunshine (3%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
February 18 » The Gambia becomes independent from the United Kingdom.
February 19 » Colonel Phạm Ngọc Thảo of the Army of the Republic of Vietnam, and a communist spy of the North Vietnamese Viet Minh, along with Generals Lâm Văn Phát and Trần Thiện Khiêm, all Catholics, attempt a coup against the military junta of the Buddhist Nguyễn Khánh.
April 11 » The Palm Sunday tornado outbreak of 1965: Fifty-one tornadoes hit in six Midwestern states, killing 256 people.
June 7 » The Supreme Court of the United States hands down its decision in Griswold v. Connecticut, prohibiting the states from criminalizing the use of contraception by married couples.
August 29 » The Gemini V spacecraft returns to Earth, landing in the Atlantic Ocean.
November 28 » Vietnam War: In response to U.S. President Lyndon B. Johnson's call for "more flags" in Vietnam, Philippine President-elect Ferdinand Marcos announces he will send troops to help fight in South Vietnam.
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/I105891.php : accessed October 16, 2026), "Jan Willem Keizer (1885-1965)".
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