April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
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 18 » The United Kingdom proclaims a protectorate over Tonga.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
June 14 » The second German Naval Law calls for the Imperial German Navy to be doubled in size, resulting in an Anglo-German naval arms race.
Day of marriage August 14, 1930
The temperature on August 14, 1930 was between 11.0 °C and 17.2 °C and averaged 13.5 °C. There was 20.3 mm of rain during 9.1 hours. There was 2.9 hours of sunshine (20%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. 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.
April 6 » At the end of the Salt March, Gandhi raises a lump of mud and salt and declares, "With this, I am shaking the foundations of the British Empire."
April 28 » The Independence Producers hosted the first night game in the history of Organized Baseball in Independence, Kansas.
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 17 » U.S. President Herbert Hoover signs the Smoot–Hawley Tariff Act into law.
August 16 » The first British Empire Games were opened in Hamilton, Ontario by the Governor General of Canada, the Viscount Willingdon.
November 3 » Getúlio Vargas becomes Head of the Provisional Government in Brazil after a bloodless coup on October 24.
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/I199223.php : accessed February 12, 2026), "Hindrik Arwert (1900-)".
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