July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 27 » Vincent van Gogh shoots himself and dies two days later.
October 1 » Yosemite National Park is established by the U.S. Congress.
November 23 » King William III of the Netherlands dies without a male heir and a special law is passed to allow his daughter Princess Wilhelmina to succeed him.
December 22 » Cornwallis Valley Railway begins operation between Kentville and Kingsport, Nova Scotia.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of marriage May 22, 1920
The temperature on May 22, 1920 was between 5.1 °C and 19.5 °C and averaged 12.4 °C. There was 0.1 mm of rain. There was 13.4 hours of sunshine (84%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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 10 » The Treaty of Versailles takes effect, officially ending World War I.
February 29 » Czechoslovak National Assembly adopts the Constitution.
May 2 » The first game of the Negro National League baseball is played in Indianapolis.
July 29 » Construction of the Link River Dam begins as part of the Klamath Reclamation Project.
November 16 » Qantas, Australia's national airline, is founded as Queensland and Northern Territory Aerial Services Limited.
December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.
Day of death February 10, 1961
The temperature on February 10, 1961 was between 2.6 °C and 9.4 °C and averaged 5.9 °C. There was 0.1 mm of rain. There was 0.2 hours of sunshine (2%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 3 » Cold War: The United States severs diplomatic relations with Cuba over the latter's nationalization of American assets.
January 26 » John F. Kennedy appoints Janet G. Travell to be the first woman Physician to the President.
February 13 » An allegedly 500,000-year-old rock is discovered near Olancha, California, US, that appears to anachronistically encase a spark plug.
June 23 » The Antarctic Treaty System, which sets aside Antarctica as a scientific preserve and limits military activity on the continent, its islands and ice shelves, comes into force.
September 18 » CONCACAF is established as the governing body for association football in North America, Central America and the Caribbean.
October 30 » The Soviet Union detonates the Tsar Bomba, the most powerful explosive device ever detonated.
When copying data from this family tree, please include a reference to the origin: I. en G. Koops, "Genealogy Koops - Harms", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-koops-harms/I3058.php : accessed May 27, 2024), "Dirk Odolphie (1890-1961)".
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