The temperature on March 6, 1912 was between 3.9 °C and 8.3 °C and averaged 5.6 °C. There was 7.0 mm of rain. There was 0.7 hours of sunshine (6%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
December 6 » The Nefertiti Bust is discovered.
Day of marriage February 25, 1939
The temperature on February 25, 1939 was between 2.3 °C and 7.3 °C and averaged 4.7 °C. There was 4.4 mm of rain during 7.3 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
March 2 » Cardinal Eugenio Pacelli is elected Pope and takes the name Pius XII.
May 17 » The Columbia Lions and the Princeton Tigers play in the United States' first televised sporting event, a collegiate baseball game in New York City.
August 25 » The United Kingdom and Poland form a military alliance in which the UK promises to defend Poland in case of invasion by a foreign power.
September 9 » World War II: The Battle of Hel begins, the longest-defended pocket of Polish Army resistance during the German invasion of Poland.
November 15 » In Washington, D.C., US President Franklin D. Roosevelt lays the cornerstone of the Jefferson Memorial.
December 12 » HMSDuchess sinks after a collision with HMSBarham off the coast of Scotland with the loss of 124 men.
Day of death May 18, 1995
The temperature on May 18, 1995 was between 1.7 °C and 10.3 °C and averaged 7.6 °C. There was 3.7 mm of rain during 5.8 hours. There was 0.5 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
March 2 » Researchers at Fermilab announce the discovery of the top quark.
June 26 » Hamad bin Khalifa Al Thani deposes his father Khalifa bin Hamad Al Thani, the Emir of Qatar, in a bloodless coup d'état.
October 6 » The first planet orbiting another sun, 51 Pegasi b, is discovered.
November 5 » André Dallaire attempts to assassinate Prime Minister Jean Chrétien of Canada. He is thwarted when the Prime Minister's wife locks the door.
December 7 » The Galileo spacecraft arrives at Jupiter, a little more than six years after it was launched by Space Shuttle Atlantis during Mission STS-34.
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/I112914.php : accessed October 24, 2026), "Sikke Helder (1912-1995)".
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