The temperature on April 30, 1910 was between 1.1 °C and 11.3 °C and averaged 6.5 °C. There was 9.2 hours of sunshine (62%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
Day of death November 21, 1944
The temperature on November 21, 1944 was between 1.5 °C and 9.3 °C and averaged 6.2 °C. There was 0.5 mm of rain during 0.6 hours. There was 2.8 hours of sunshine (33%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 22 » The 1st Air Commando Group using Sikorsky R-4 helicopters stage the first use of helicopters in combat with combat search and rescue operations in the China Burma India Theater.
June 12 » World War II: Operation Overlord: American paratroopers of the 101st Airborne Division secure the town of Carentan, Normandy, France.
June 30 » World War II: The Battle of Cherbourg ends with the fall of the strategically valuable port to American forces.
July 22 » The Polish Committee of National Liberation publishes its manifesto, starting the period of Communist rule in Poland.
September 3 » Holocaust: Diarist Anne Frank and her family are placed on the last transport train from the Westerbork transit camp to the Auschwitz concentration camp, arriving three days later.
September 18 » World War II:Battle of Arracourt begins
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/I200267.php : accessed February 14, 2026), "Klaas Rengenier Datema (1910-1944)".
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