April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
April 15 » Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
May 17 » Second Boer War: British troops relieve Mafeking.
June 14 » Hawaii becomes a United States territory.
October 9 » The Cook Islands become a territory of the United Kingdom.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of marriage September 20, 1922
The temperature on September 20, 1922 was between 9.5 °C and 18.7 °C and averaged 14.6 °C. There was 1.6 mm of rain. There was 7.4 hours of sunshine (60%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 15 » After Egypt gains nominal independence from the United Kingdom, Fuad I becomes King of Egypt.
July 1 » The Great Railroad Strike of 1922 begins in the United States.
August 22 » Michael Collins, Commander-in-chief of the Irish Free State Army, is shot dead in an ambush during the Irish Civil War.
August 26 » Greco-Turkish War (1919–22): Turkish army launched what has come to be known to the Turks as the "Great Offensive" (Büyük Taarruz). The major Greek defense positions were overrun.
August 27 » Greco-Turkish War: The Turkish army takes the Aegean city of Afyonkarahisar from the Kingdom of Greece.
October 31 » Benito Mussolini is made Prime Minister of Italy
Day of death July 25, 1977
The temperature on July 25, 1977 was between 12.4 °C and 17.6 °C and averaged 14.4 °C. There was 15.4 mm of rain during 4.5 hours. There was 3.0 hours of sunshine (19%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
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.
July 20 » The Central Intelligence Agency releases documents under the Freedom of Information Act revealing it had engaged in mind-control experiments.
August 3 » Tandy Corporation announces the TRS-80, one of the world's first mass-produced personal computers.
September 5 » Voyager Program: NASA launches the Voyager 1 spacecraft.
September 18 » Voyager I takes the first distant photograph of the Earth and the Moon together.
November 20 » Egyptian President Anwar Sadat becomes the first Arab leader to officially visit Israel, when he meets Israeli prime minister Menachem Begin and speaks before the Knesset in Jerusalem, seeking a permanent peace settlement.
December 6 » South Africa grants independence to Bophuthatswana, although it is not recognized by any other country.
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/I93484.php : accessed October 20, 2026), "Hendrik Zaat (1900-1977)".
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