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 9 » The Davis Cup competition is established.
May 17 » Second Boer War: British troops relieve Mafeking.
May 17 » The children's novel The Wonderful Wizard of Oz, by L. Frank Baum, is first published in the United States. The first copy is given to the author's sister.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
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 marriage July 18, 1929
The temperature on July 18, 1929 was between 13.6 °C and 26.4 °C and averaged 19.2 °C. There was 11.5 hours of sunshine (71%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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.
April 6 » Huey P. Long, Governor of Louisiana, is impeached by the Louisiana House of Representatives.
July 27 » The Geneva Convention of 1929, dealing with treatment of prisoners-of-war, is signed by 53 nations.
November 29 » U.S. Admiral Richard E. Byrd leads the first expedition to fly over the South Pole.
December 3 » President Herbert Hoover delivers his first State of the Union message to Congress. It was presented in the form of a written message rather than a speech.
December 24 » A four alarm fire breaks out in the West Wing of the White House in Washington, D.C.
December 27 » Soviet General Secretary Joseph Stalin orders the "liquidation of the kulaks as a class".
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I6535.php : accessed January 22, 2026), "Johannes Kingma (1900-)".
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