April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
October 9 » The Cook Islands become a territory of the United Kingdom.
November 7 » The People's Party is founded in Cuba.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of death January 21, 1964
The temperature on January 21, 1964 was between -2.8 °C and 1.4 °C and averaged -0.3 °C. There was 0.3 mm of rain. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
April 1 » The British Admiralty, War Office and Air Ministry are replaced by a unified Defence Council of the United Kingdom.
April 4 » The Beatles occupy the top five positions on the Billboard Hot 100 pop chart.
April 7 » IBM announces the System/360.
April 21 » A Transit-5bn satellite fails to reach orbit after launch; as it re-enters the atmosphere, 2.1 pounds (0.95kg) of radioactive plutonium in its SNAP RTG power source is widely dispersed.
April 26 » Tanganyika and Zanzibar merge to form Tanzania.
June 12 » Anti-apartheid activist and ANC leader Nelson Mandela is sentenced to life in prison for sabotage in South Africa.
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/I21730.php : accessed October 3, 2026), "Christiaan Jan Teeuwsen (1900-1964)".
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