The temperature on December 8, 1904 was between -0.2 °C and 4.9 °C and averaged 2.7 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 8 » The Blackstone Library is dedicated, marking the beginning of the Chicago Public Library system.
February 8 » Aceh War: Dutch Colonial Army's Marechaussee regiment led by General G.C.E. van Daalen launch military campaign to capture Gayo Highland, Alas Highland, and Batak Highland in Dutch East Indies' Northern Sumatra region, which ends with genocide to Acehnese and Bataks people.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
June 28 » The SSNorge runs aground on Hasselwood Rock in the North Atlantic 430 kilometres (270mi) northwest of Ireland. More than 635 people die during the sinking.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
December 7 » Comparative fuel trials begin between warships HMSSpiteful and HMSPeterel: Spiteful was the first warship powered solely by fuel oil, and the trials led to the obsolescence of coal in ships of the Royal Navy.
Day of death March 23, 1989
The temperature on March 23, 1989 was between 3.4 °C and 8.9 °C and averaged 6.1 °C. There was 2.4 mm of rain during 3.9 hours. There was 6.2 hours of sunshine (50%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
May 13 » Large groups of students occupy Tiananmen Square and begin a hunger strike.
June 28 » On the 600th anniversary of the Battle of Kosovo, Slobodan Milošević delivers the Gazimestan speech at the site of the historic battle.
July 20 » Burma's ruling junta puts opposition leader Daw Aung San Suu Kyi under house arrest.
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.
December 2 » The Peace Agreement of Hat Yai is signed and ratified by the Malayan Communist Party (MCP) and the governments of Malaysia and Thailand, ending the over two-decade-long communist insurgency in Malaysia.
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/I116183.php : accessed October 9, 2026), "Dirk Helfrich (1904-1989)".
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