January 16 » The United States Senate accepts the Anglo-German treaty of 1899 in which the United Kingdom renounces its claims to the Samoan islands.
February 23 » Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
May 22 » The Associated Press is formed in New York City as a non-profit news cooperative.
October 9 » The Cook Islands become a territory of the United Kingdom.
October 19 » Max Planck discovers Planck's law of black-body radiation.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of death June 22, 1981
The temperature on June 22, 1981 was between 8.7 °C and 18.8 °C and averaged 14.0 °C. There was 7.4 hours of sunshine (44%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. 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.
March 26 » Social Democratic Party (UK) is founded as a party.
August 3 » Senegalese opposition parties, under the leadership of Mamadou Dia, launch the Antiimperialist Action Front – Suxxali Reew Mi.
August 10 » Murder of Adam Walsh: The head of John Walsh's son is found. This inspires the creation of the television series America's Most Wanted and the National Center for Missing & Exploited Children.
September 18 » The Assemblée Nationale votes to abolish capital punishment in France.
October 22 » The United States Federal Labor Relations Authority votes to decertify the Professional Air Traffic Controllers Organization (PATCO) for its strike the previous August.
December 13 » General Wojciech Jaruzelski declares martial law in Poland, largely due to the actions by Solidarity.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I121328.php : accessed October 20, 2026), "Jentje Dijkstra (1900-1981)".
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