The temperature on March 2, 1889 was about -4.9 °C. The air pressure was 4 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 86%. Source: KNMI
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 8 » The first issue of The Wall Street Journal is published.
July 11 » Tijuana, Mexico, is founded.
Day of marriage June 6, 1918
The temperature on June 6, 1918 was between 4.9 °C and 21.0 °C and averaged 14.2 °C. There was 12.9 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 31 » A series of accidental collisions on a misty Scottish night leads to the loss of two Royal Navy submarines with over a hundred lives, and damage to another five British warships.
April 1 » The Royal Air Force is created by the merger of the Royal Flying Corps and the Royal Naval Air Service.
July 12 » The Imperial Japanese Navy battleship Kawachi blows up at Shunan, western Honshu, Japan, killing at least 621.
September 15 » World War I: Allied troops break through the Bulgarian defenses on the Macedonian front.
November 9 » Kaiser Wilhelm II of Germany abdicates after the German Revolution, and Germany is proclaimed a Republic.
November 18 » Latvia declares its independence from Russia.
Day of death November 22, 1975
The temperature on November 22, 1975 was between -0.6 °C and 7.9 °C and averaged 4.4 °C. There was 2.1 mm of rain during 0.9 hours. There was 2.7 hours of sunshine (32%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
April 17 » The Cambodian Civil War ends. The Khmer Rouge captures the capital Phnom Penh and Cambodian government forces surrender.
May 28 » Fifteen West African countries sign the Treaty of Lagos, creating the Economic Community of West African States.
August 23 » The Pontiac Silverdome opens in Pontiac, Michigan, 30 miles (48km) northwest of Detroit, Michigan
September 16 » The first prototype of the Mikoyan MiG-31 interceptor makes its maiden flight.
September 24 » Southwest Face expedition members become the first persons to reach the summit of Mount Everest by any of its faces, instead of using a ridge route.
December 6 » The Troubles: Fleeing from the police, a Provisional IRA unit takes a British couple hostage in their flat on Balcombe Street, London, beginning a six-day siege.
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/I58796.php : accessed February 24, 2026), "Johannes Hartholt (1889-1975)".
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