March 2 » United States Steel Corporation is founded as a result of a merger between Carnegie Steel Company and Federal Steel Company which became the first corporation in the world with a market capital over $1 billion.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 10 » The U.S. Steel recognition strike by the Amalgamated Association of Iron and Steel Workers begins.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
November 27 » The U.S. Army War College is established.
December 10 » The first Nobel Prize ceremony is held in Stockholm on the fifth anniversary of Alfred Nobel's death.
Day of marriage February 22, 1930
The temperature on February 22, 1930 was between -3.8 °C and 7.8 °C and averaged 0.9 °C. There was 8.7 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 26 » The Indian National Congress declares 26 January as Independence Day or as the day for Poorna Swaraj ("Complete Independence") which occurred 17 years later.
January 30 » The Politburo of the Soviet Union orders the extermination of the Kulaks.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
May 27 » The 1,046 feet (319m) Chrysler Building in New York City, the tallest man-made structure at the time, opens to the public.
June 16 » Sovnarkom establishes decree time in the USSR.
Day of death March 20, 1979
The temperature on March 20, 1979 was between -1.0 °C and 10.8 °C and averaged 3.8 °C. There was 1.8 mm of rain during 0.6 hours. There was 4.1 hours of sunshine (34%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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.
January 25 » Pope John Paul II starts his first official papal visits outside Italy to The Bahamas, Dominican Republic, and Mexico.
February 17 » The Sino-Vietnamese War begins.
June 2 » Pope John Paul II starts his first official visit to his native Poland, becoming the first Pope to visit a Communist country.
August 27 » The Troubles: Eighteen British soldiers are killed in an ambush by the Provisional Irish Republican Army near Warrenpoint, Northern Ireland, in the deadliest attack on British forces during Operation Banner. An IRA bomb also kills British royal family member Lord Mountbatten and three others on his boat at Mullaghmore, Republic of Ireland.
October 14 » The first National March on Washington for Lesbian and Gay Rights draws approximately 100,000 people.
November 16 » The first line of Bucharest Metro (Line M1) is opened from Timpuri Noi to Semănătoarea in Bucharest, Romania.
When copying data from this family tree, please include a reference to the origin: Klaas Konjer, "Family tree Konjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-konjer/I2374.php : accessed February 14, 2026), "Jurrien Haan (1901-1979)".
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