The temperature on June 8, 1919 was between 12.1 °C and 27.4 °C and averaged 19.3 °C. There was 12.9 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 15 » Great Molasses Flood: A wave of molasses released from an exploding storage tank sweeps through Boston, Massachusetts, killing 21 and injuring 150.
April 13 » Jallianwala Bagh massacre: British Indian Army troops lead by Brigadier-General Reginald Dyer killed approx 379-1000 unarmed demonstrators including men and women in Amritsar, India; and approximately 1,500 injured.
April 16 » Mohandas Gandhi organizes a day of "prayer and fasting" in response to the killing of Indian protesters in the Jallianwala Bagh massacre by the British colonial troops three days earlier.
May 1 » German troops enter Munich to suppress the Bavarian Soviet Republic.
August 8 » The Anglo-Afghan Treaty of 1919 is signed. It establishes peaceful relations between Afghanistan and the UK, and confirms the Durand line as the mutual border. In return, the UK is no longer obligated to subsidize the Afghan government.
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
Day of marriage November 17, 1944
The temperature on November 17, 1944 was between 0.3 °C and 8.5 °C and averaged 3.7 °C. There was 30.5 mm of rain during 11.5 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. 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.
February 23 » The Soviet Union begins the forced deportation of the Chechen and Ingush people from the North Caucasus to Central Asia.
April 28 » World War II: Nine German E-boats attacked US and UK units during Exercise Tiger, the rehearsal for the Normandy landings, killing 946.
August 2 » World War II: The largest trade convoy of the world wars arrives safely in the Western Approaches.
October 18 » World War II: Soviet Union begins the liberation of Czechoslovakia from Nazi Germany.
December 16 » World War II: The Battle of the Bulge begins with the surprise offensive of three German armies through the Ardennes forest.
December 22 » World War II: The Vietnam People's Army is formed to resist Japanese occupation of Indochina, now Vietnam.
Day of death August 27, 1999
The temperature on August 27, 1999 was between 13.4 °C and 21.2 °C and averaged 17.3 °C. There was 2.6 hours of sunshine (19%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
February 11 » Pluto crosses Neptune's orbit, ending a nearly 20-year period when it was closer to the Sun than the gas giant; Pluto is not expected to interact with Neptune's orbit again until 2231.
March 23 » Gunmen assassinate Paraguay's Vice President Luis María Argaña.
October 12 » The World Population reaches 6 billion.
November 9 » TAESA Flight 725 crashes after takeoff from Uruapan International Airport in Uruapan, Michoacán, Mexico, killing all 18 people on board.
November 30 » Exxon and Mobil sign a US$73.7 billion agreement to merge, thus creating ExxonMobil, the world's largest company.
December 21 » The Spanish Civil Guard intercepts a van loaded with 950kg of explosives that ETA intended to use to blow up Torre Picasso in Madrid, Spain.
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/I373395.php : accessed March 5, 2026), "Wiecher Ketelaar (1919-1999)".
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