The temperature on October 23, 1953 was between 11.5 °C and 17.4 °C and averaged 13.2 °C. There was 1.8 mm of rain during 0.7 hours. There was 0.8 hours of sunshine (8%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 31 » A North Sea flood causes over 1,800 deaths in the Netherlands and over 300 in the United Kingdom.
April 13 » CIA director Allen Dulles launches the mind-control program Project MKUltra.
April 25 » Francis Crick and James Watson publish "Molecular Structure of Nucleic Acids: A Structure for Deoxyribose Nucleic Acid" describing the double helix structure of DNA.
May 4 » Ernest Hemingway wins the Pulitzer Prize for The Old Man and the Sea.
July 27 » Cessation of hostilities is achieved in the Korean War when the United States, China, and North Korea sign an armistice agreement. Syngman Rhee, President of South Korea, refuses to sign but pledges to observe the armistice.
August 17 » Addiction: First meeting of Narcotics Anonymous takes place, in Southern California.
Day of death November 11, 2001
The temperature on November 11, 2001 was between 2.5 °C and 8.9 °C and averaged 6.5 °C. There was 0.1 mm of rain during 0.4 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 18 » FBI agent Robert Hanssen is arrested for spying for the Soviet Union. He is ultimately convicted and sentenced to life imprisonment.
February 18 » Sampit conflict: Inter-ethnic violence between Dayaks and Madurese breaks out in Sampit, Central Kalimantan, Indonesia, ultimately resulting in more than 500 deaths and 100,000 Madurese displaced from their homes.
April 1 » Same-sex marriage becomes legal in the Netherlands, the first contemporary country to allow it.
May 27 » Members of the Islamist separatist group Abu Sayyaf seize twenty hostages from an affluent island resort on Palawan in the Philippines; the hostage crisis would not be resolved until June 2002.
July 17 » Concorde is brought back into service nearly a year after the July 2000 crash.
July 24 » Simeon Saxe-Coburg-Gotha, the last Tsar of Bulgaria when he was a child, is sworn in as Prime Minister of Bulgaria, becoming the first monarch in history to regain political power through democratic election to a different office.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I80434.php : accessed January 25, 2026), "Abraham Jacobus Siera (1953-2001)".
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