The temperature on February 20, 1920 was between 1.9 °C and 14.6 °C and averaged 7.2 °C. There was 8.7 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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 17 » Alcohol Prohibition begins in the United States as the Volstead Act goes into effect.
March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
November 12 » Italy and the Kingdom of Serbs, Croats and Slovenes sign the Treaty of Rapallo.
Day of death March 6, 1993
The temperature on March 6, 1993 was between 5.0 °C and 8.9 °C and averaged 6.1 °C. There was 0.3 mm of rain during 0.5 hours. There was 0.4 hours of sunshine (4%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 19 » Czech Republic and Slovakia join the United Nations.
March 12 » North Korea announces that it will withdraw from the Treaty on the Non-Proliferation of Nuclear Weapons and refuses to allow inspectors access to its nuclear sites.
May 18 » Riots in Nørrebro, Copenhagen, caused by the approval of the four Danish exceptions in the Maastricht Treaty referendum. Police open fire against civilians for the first time since World War II and injure 11 demonstrators.
August 8 » The 7.8 Mw Guam earthquake shakes the island with a maximum Mercalli intensity of IX (Violent), causing around $250 million in damage and injuring up to 71 people.
November 17 » United States House of Representatives passes a resolution to establish the North American Free Trade Agreement.
November 18 » In South Africa, 21 political parties approve a new constitution, expanding voting rights and ending white minority rule.
When copying data from this family tree, please include a reference to the origin: L. Dries, "Family tree Dries", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dries/I137.php : accessed January 21, 2026), "Pieter "Piet" de Graaf (1920-1993)".
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