January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
June 14 » Hawaii becomes a United States territory.
June 18 » Empress Dowager Cixi of China orders all foreigners killed, including foreign diplomats and their families.
July 19 » The first line of the Paris Métro opens for operation.
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 death April 2, 1947
The temperature on April 2, 1947 was between 0.4 °C and 10.2 °C and averaged 4.3 °C. There was 0.2 mm of rain during 0.4 hours. There was 1.4 hours of sunshine (11%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 22 » KTLA, the first commercial television station west of the Mississippi River, begins operation in Hollywood.
October 22 » The Kashmir conflict between India and Pakistan begins, having started just after the partition of India.
October 26 » Kashmir conflict: The Maharaja of Kashmir and Jammu signs the Instrument of Accession with India.
November 17 » American scientists John Bardeen and Walter Houser Brattain observe the basic principles of the transistor, a key element for the electronics revolution of the 20th century.
December 17 » First flight of the Boeing B-47 Stratojet strategic bomber.
December 23 » The transistor is first demonstrated at Bell Laboratories.
When copying data from this family tree, please include a reference to the origin: Bob Smith, "Family tree Smith", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-smith/I10486.php : accessed January 10, 2026), "Focko Balthazaar Izaak Tinkelenberg (1900-1947)".
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