The temperature on August 29, 1920 was between 8.7 °C and 20.3 °C and averaged 14.3 °C. There was 9.4 hours of sunshine (68%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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 7 » The New York State Assembly refuses to seat five duly elected Socialist assemblymen.
July 12 » The Soviet–Lithuanian Peace Treaty is signed, by which Soviet Russia recognizes the independence of Lithuania.
August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
August 19 » The Tambov Rebellion breaks out, in response to the Bolshevik policy of Prodrazvyorstka.
August 25 » Polish–Soviet War: Battle of Warsaw, which began on August 13, ends with the Red Army's defeat.
October 25 » After 74 days on hunger strike in Brixton Prison, England, the Sinn Féin Lord Mayor of Cork, Terence MacSwiney dies.
Day of marriage May 29, 1946
The temperature on May 29, 1946 was between 13.1 °C and 27.8 °C and averaged 18.8 °C. There was 0.9 mm of rain during 1.0 hours. There was 9.4 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
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).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
March 5 » Cold War: Winston Churchill coins the phrase "Iron Curtain" in his speech at Westminster College, Missouri.
July 22 » King David Hotel bombing: A Zionist underground organisation, the Irgun, bombs the King David Hotel in Jerusalem, site of the civil administration and military headquarters for Mandatory Palestine, resulting in 91 deaths.
July 26 » Aloha Airlines begins service from Honolulu International Airport.
September 20 » Six days after a referendum, King Christian X of Denmark annuls the declaration of independence of the Faroe Islands.
October 22 » Operation Osoaviakhim takes place, recruiting of thousands of military-related technical specialists from the Soviet occupation zone of post–World War II Germany for employment in the Soviet Union.
December 25 » The first European self-sustaining nuclear chain reaction is initiated within the Soviet Union's F-1 nuclear reactor.
Day of death June 6, 1981
The temperature on June 6, 1981 was between 10.8 °C and 19.1 °C and averaged 14.8 °C. There was 0.3 mm of rain during 0.2 hours. There was 7.3 hours of sunshine (44%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
January 2 » One of the largest investigations by a British police force ends when serial killer Peter Sutcliffe, the "Yorkshire Ripper", is arrested in Sheffield, South Yorkshire.
May 13 » Mehmet Ali Ağca attempts to assassinate Pope John Paul II in St. Peter's Square in Rome. The Pope is rushed to the Agostino Gemelli University Polyclinic to undergo emergency surgery and survives.
May 26 » Italian Prime Minister Arnaldo Forlani and his coalition cabinet resign following a scandal over membership of the pseudo-masonic lodge P2 (Propaganda Due).
July 17 » A structural failure leads to the collapse of a walkway at the Hyatt Regency in Kansas City, Missouri, killing 114 people and injuring more than 200.
July 30 » As many as 50,000 demonstrators, mostly women and children, took to the streets in Łódź to protest food ration shortages in Communist Poland.
When copying data from this family tree, please include a reference to the origin: Ferry Hegeman, "Family tree Hegeman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hegeman/I65744.php : accessed August 8, 2025), "Willem Walthaus (1920-1981)".
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