February 2 » The Australian Premiers' Conference held in Melbourne decides to locate Australia's capital city, Canberra, between Sydney and Melbourne.
March 6 » Bayer registers "Aspirin" as a trademark.
March 27 » Emilio Aguinaldo leads Filipino forces for the only time during the Philippine–American War at the Battle of Marilao River.
July 17 » NEC Corporation is organized as the first Japanese joint venture with foreign capital.
September 13 » Mackinder, Ollier and Brocherel make the first ascent of Batian (5,199 m - 17,058ft), the highest peak of Mount Kenya.
Day of marriage December 23, 1930
The temperature on December 23, 1930 was between -4.0 °C and 1.3 °C and averaged -2.2 °C. There was 0.2 mm of rain. There was 4.8 hours of sunshine (62%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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 30 » The Politburo of the Soviet Union orders the extermination of the Kulaks.
February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
February 18 » Elm Farm Ollie becomes the first cow to fly in a fixed-wing aircraft and also the first cow to be milked in an aircraft.
May 1 » "Pluto" is officially proposed for the name of the newly-discovered dwarf planet Pluto by Vesto Slipher in the Lowell Observatory Observation Circular. The name quickly catches on.
June 21 » One-year conscription comes into force in France.
October 3 » The German Socialist Labour Party in Poland – Left is founded.
Day of death November 25, 1944
The temperature on November 25, 1944 was between 3.5 °C and 8.6 °C and averaged 6.0 °C. There was 6.4 mm of rain during 3.3 hours. There was 1.4 hours of sunshine (17%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 3 » World War II: During the Gilbert and Marshall Islands campaign, U.S. Army and Marine forces seize Kwajalein Atoll from the defending Japanese garrison.
August 16 » First flight of a jet with forward-swept wings, the Junkers Ju 287.
September 11 » World War II: RAF bombing raid on Darmstadt and the following firestorm kill 11,500.
September 17 » World War II: German forces are attacked by the Allies in the Battle of San Marino.
October 12 » World War II: The Axis occupation of Athens comes to an end.
November 24 » World War II: The 73rd Bombardment Wing launches the first attack on Tokyo from the Northern Mariana Islands.
When copying data from this family tree, please include a reference to the origin: Roelf Schrik, "Family tree Van Berg", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-berg/I7.php : accessed February 11, 2026), "Marcus van Berg (1899-1944)".
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