January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
February 27 » The British Labour Party is founded.
March 13 » British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
May 29 » N'Djamena is founded as Fort-Lamy by the French commander Émile Gentil.
September 8 » Galveston hurricane: A powerful hurricane hits Galveston, Texas killing about 8,000 people.
October 19 » Max Planck discovers Planck's law of black-body radiation.
Day of marriage April 19, 1930
The temperature on April 19, 1930 was between 0.3 °C and 10.1 °C and averaged 5.1 °C. There was 3.7 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) 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.
February 10 » The Việt Nam Quốc Dân Đảng launches the failed Yên Bái mutiny in hope to overthrow French protectorate over Vietnam.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
April 2 » After the mysterious death of Empress Zewditu, Haile Selassie is proclaimed emperor of Ethiopia.
June 1 » The Deccan Queen is introduced as first intercity train between Bombay VT (Now Mumbai CST) and Poona (Pune) to run on electric locomotives.
July 30 » In Montevideo, Uruguay wins the first FIFA World Cup.
August 16 » The first British Empire Games were opened in Hamilton, Ontario by the Governor General of Canada, the Viscount Willingdon.
Day of death May 4, 1962
The temperature on May 4, 1962 was between 4.6 °C and 10.7 °C and averaged 7.8 °C. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north. Source: KNMI
April 26 » NASA's Ranger 4 spacecraft crashes into the Moon.
July 6 » The Late Late Show, the world's longest-running chat show by the same broadcaster, airs on RTÉ One for the first time.
August 7 » Canadian-born American pharmacologist Frances Oldham Kelsey awarded the U.S. President's Award for Distinguished Federal Civilian Service for her refusal to authorize thalidomide.
September 6 » The United States government begins the Exercise Spade Fork nuclear readiness drill.
September 15 » The Soviet ship Poltava heads toward Cuba, one of the events that sets into motion the Cuban Missile Crisis.
November 24 » The influential British satirical television programme That Was the Week That Was is first broadcast.
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/I102729.php : accessed October 4, 2026), "Jakob Visser (1900-1962)".
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