March 23 » Emilio Aguinaldo, only President of the First Philippine Republic, was captured at Palanan, Isabela by the forces of General Frederick Funston.
June 11 » The boundaries of the Colony of New Zealand are extended by the UK to include the Cook Islands.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
December 3 » In a State of the Union message, U.S. President Theodore Roosevelt delivers a 20,000-word speech to the House of Representatives asking Congress to curb the power of trusts "within reasonable limits".
Day of marriage May 9, 1940
The temperature on May 9, 1940 was between 6.7 °C and 19.7 °C and averaged 13.4 °C. There was 13.3 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 13 » World War II: Germany's conquest of France begins as the German army crosses the Meuse. Winston Churchill makes his "blood, toil, tears, and sweat" speech to the House of Commons.
May 28 » World War II: Belgium surrenders to Nazi Germany to end the Battle of Belgium.
June 18 » Appeal of 18 June by Charles de Gaulle.
July 20 » Denmark leaves the League of Nations.
August 3 » World War II: Italian forces begin the invasion of British Somaliland.
November 16 » World War II: In response to the leveling of Coventry by the German Luftwaffe two days before, the Royal Air Force bombs Hamburg.
Day of death December 18, 1968
The temperature on December 18, 1968 was between -0.7 °C and 1.8 °C and averaged 0.5 °C. There was 1.0 mm of rain during 2.9 hours. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 21 » A B-52 bomber crashes near Thule Air Base, contaminating the area after its nuclear payload ruptures. One of the four bombs remains unaccounted for after the cleanup operation is complete.
May 26 » H-dagurinn in Iceland: Traffic changes from driving on the left to driving on the right overnight
September 6 » Swaziland becomes independent.
October 26 » Soviet cosmonaut Georgy Beregovoy pilots Soyuz 3 into space for a four-day mission.
November 23 » 1968 Yale vs. Harvard football game: Harvard Crimson rallies to tie Yale Bulldogs 29–29 at Harvard Stadium in Boston, Massachusetts.
December 9 » Douglas Engelbart gave what became known as "The Mother of All Demos", publicly debuting the computer mouse, hypertext, and the bit-mapped graphical user interface using the oN-Line System (NLS).
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/I66486.php : accessed October 6, 2026), "Detje Ytsma (1901-1968)".
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