July 1 » Start of first Tour de France bicycle race.
September 11 » The first race at the Milwaukee Mile in West Allis, Wisconsin is held. It is the oldest major speedway in the world.
November 3 » With the encouragement of the United States, Panama separates from Colombia.
November 18 » The Hay–Bunau-Varilla Treaty is signed by the United States and Panama, giving the United States exclusive rights over the Panama Canal Zone.
December 16 » Taj Mahal Palace & Tower hotel in Bombay first opens its doors to guests.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
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 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
May 27 » The 1,046 feet (319m) Chrysler Building in New York City, the tallest man-made structure at the time, opens to the public.
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.
August 29 » The last 36 remaining inhabitants of St Kilda are voluntarily evacuated to other parts of Scotland.
October 27 » Ratifications exchanged in London for the first London Naval Treaty go into effect immediately, further limiting the expensive naval arms race among its five signatories.
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/I112292.php : accessed December 29, 2025), "Hendrik Dijkstra (1903-)".
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