January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
October 1 » Baseball: The Boston Americans play the Pittsburgh Pirates in the first game of the modern World Series.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of marriage January 20, 1923
The temperature on January 20, 1923 was between 0.7 °C and 7.0 °C and averaged 3.5 °C. There was 8.4 mm of rain. There was 0.7 hours of sunshine (8%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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.
January 1 » Britain's Railways are grouped into the Big Four: LNER, GWR, SR, and LMS.
September 4 » Maiden flight of the first U.S. airship, the USSShenandoah.
September 13 » Following a military coup in Spain, Miguel Primo de Rivera takes over, setting up a dictatorship.
September 26 » The German government accepts the occupation of the Ruhr.
October 31 » The first of 160 consecutive days of 100° Fahrenheit at Marble Bar, Western Australia.
November 11 » Adolf Hitler was arrested in Munich for high treason for his role in the Beer Hall Putsch.
Day of death February 21, 1945
The temperature on February 21, 1945 was between -0.1 °C and 9.8 °C and averaged 4.1 °C. There was 0.1 mm of rain. There was 7.7 hours of sunshine (75%). The average windspeed was 2 Bft (weak wind) 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
February 23 » World War II: The capital of the Philippines, Manila, is liberated by combined Filipino and American forces.
April 7 » World War II: The battleship Yamato, one of the two largest ever constructed, is sunk by American aircraft during Operation Ten-Go.
April 13 » World War II: Soviet and Bulgarian forces capture Vienna.
April 14 » Razing of Friesoythe: The 4th Canadian (Armoured) Division deliberately destroyed the German town of Friesoythe on the orders of Major General Christopher Vokes.
July 26 » World War II: HMSVestal is the last British Royal Navy ship to be sunk in the war.
September 8 » The division of Korea begins when United States troops arrive to partition the southern part of Korea in response to Soviet troops occupying the northern part of the peninsula a month earlier.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I197366.php : accessed February 4, 2026), "Bertha Poolman (1903-1945)".
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