The temperature on February 24, 1888 was about -5.9 °C. There was 0.6 mm of rain. The air pressure was 19 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 65%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
January 13 » The National Geographic Society is founded in Washington, D.C.
March 15 » Start of the Anglo-Tibetan War of 1888.
May 13 » With the passage of the Lei Áurea ("Golden Law"), Empire of Brazil abolishes slavery.
September 4 » George Eastman registers the trademark Kodak and receives a patent for his camera that uses roll film.
September 8 » Isaac Peral's submarine is first tested.
October 29 » The Convention of Constantinople is signed, guaranteeing free maritime passage through the Suez Canal during war and peace.
Day of marriage July 2, 1914
The temperature on July 2, 1914 was between 18.1 °C and 27.8 °C and averaged 22.4 °C. There was 11.8 hours of sunshine (71%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
July 28 » In the culmination of the July Crisis, Austria-Hungary declares war on Serbia, igniting World War I.
August 23 » World War I: The British Expeditionary Force and the French Fifth Army begin their Great Retreat before the German Army.
September 13 » World War I: The Battle of Aisne begins between Germany and France.
October 9 » World War I: The Siege of Antwerp comes to an end.
November 7 » The first issue of The New Republic is published.
December 24 » World War I: The "Christmas truce" begins.
Day of death September 19, 1958
The temperature on September 19, 1958 was between 8.9 °C and 20.7 °C and averaged 14.9 °C. There was 0.2 mm of rain. There was 1.9 hours of sunshine (15%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 6 » Eight Manchester United F.C. players and 15 other passengers are killed in the Munich air disaster.
February 21 » The CND symbol, aka peace symbol, commissioned by the Direct Action Committee in protest against the Atomic Weapons Research Establishment, is designed and completed by Gerald Holtom.
March 27 » Nikita Khrushchev becomes Chairman of the Council of Ministers of the Soviet Union.
March 31 » In the Canadian federal election, the Progressive Conservatives, led by John Diefenbaker, win the largest percentage of seats in Canadian history, with 208 seats of 265.
June 16 » Imre Nagy, Pál Maléter and other leaders of the 1956 Hungarian Uprising are executed.
September 12 » Jack Kilby demonstrates the first working integrated circuit while working at Texas Instruments.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I34291.php : accessed February 12, 2026), "Piet Hakkert (1888-1958)".
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