January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of marriage January 14, 1925
The temperature on January 14, 1925 was between -2.3 °C and 4.7 °C and averaged 1.7 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
January 5 » Nellie Tayloe Ross of Wyoming becomes the first female governor in the United States.
February 2 » Serum run to Nome: Dog sleds reach Nome, Alaska with diphtheria serum, inspiring the Iditarod race.
March 16 » An earthquake occurs in Yunnan, China.
March 18 » The Tri-State Tornado hits the Midwestern states of Missouri, Illinois, and Indiana, killing 695 people.
April 4 » The Schutzstaffel (SS) is founded under Adolf Hitler's Nazi party in Germany.
April 18 » The International Amateur Radio Union is formed in Paris.
Day of death December 5, 1989
The temperature on December 5, 1989 was between 1.2 °C and 7.9 °C and averaged 4.4 °C. There was -0.1 mm of rain. There was 3.6 hours of sunshine (45%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 12 » Sir Tim Berners-Lee submits his proposal to CERN for an information management system, which subsequently develops into the world wide web.
July 5 » Iran–Contra affair: Oliver North is sentenced by U.S. District Judge Gerhard A. Gesell to a three-year suspended prison term, two years probation, $150,000 in fines and 1,200 hours community service. His convictions are later overturned.
July 27 » While attempting to land at Tripoli International Airport in Libya, Korean Air Flight 803 crashes just short of the runway. Seventy-five of the 199 passengers and crew and four people on the ground are killed, in the second accident involving a DC-10 in less than two weeks, the first being United Airlines Flight 232.
August 2 » A massacre is carried out by an Indian Peace Keeping Force in Sri Lanka killing 64 ethnic Tamil civilians.
August 22 » Nolan Ryan strikes out Rickey Henderson to become the first Major League Baseball pitcher to record 5,000 strikeouts.
November 10 » Longtime Bulgarian leader Todor Zhivkov is removed from office and replaced by Petar Mladenov.
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/I113347.php : accessed October 19, 2026), "Lammert van der Sluis (1900-1989)".
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