July 4 » William Howard Taft becomes American governor of the Philippines.
August 5 » Peter O'Connor sets the first IAAF recognised long jump world record of 24ft 11.75in (7.6137m), a record that would stand for 20 years.
October 24 » Annie Edson Taylor becomes the first person to go over Niagara Falls in a barrel.
November 13 » The 1901 Caister lifeboat disaster.
November 18 » Britain and the United States sign the Hay–Pauncefote Treaty, which nullifies the Clayton–Bulwer Treaty and withdraws British objections to an American-controlled canal in Panama.
December 10 » The first Nobel Prize ceremony is held in Stockholm on the fifth anniversary of Alfred Nobel's death.
Day of marriage May 11, 1926
The temperature on May 11, 1926 was between 6.5 °C and 14.4 °C and averaged 10.7 °C. There was 0.7 mm of rain. There was 2.0 hours of sunshine (13%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 26 » The first demonstration of the television by John Logie Baird.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
May 9 » Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of Byrd's diary appears to cast some doubt on the claim.)
May 25 » Sholom Schwartzbard assassinates Symon Petliura, the head of the government of the Ukrainian People's Republic, which is in government-in-exile in Paris.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
August 20 » Japan's public broadcasting company, Nippon Hōsō Kyōkai (NHK) is established.
Day of death April 20, 1975
The temperature on April 20, 1975 was between 2.7 °C and 14.6 °C and averaged 9.4 °C. There was -0.1 mm of rain. There was 8.5 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 30 » The Monitor National Marine Sanctuary is established as the first United States National Marine Sanctuary.
April 3 » Bobby Fischer refuses to play in a chess match against Anatoly Karpov, giving Karpov the title of World Champion by default.
August 20 » Viking program: NASA launches the Viking 1 planetary probe toward Mars.
September 16 » Papua New Guinea gains independence from Australia.
September 30 » The AH-64 Apache makes its first flight. Eight years later, the first production model rolled out of the assembly line.
October 16 » The Australian Coalition sparks a constitutional crisis when they vote to defer funding for the government's annual budget.
Day of burial April 25, 1975
The temperature on April 25, 1975 was between 4.8 °C and 13.7 °C and averaged 9.2 °C. There was 0.2 mm of rain during 0.7 hours. There was 8.3 hours of sunshine (57%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
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/I87047.php : accessed January 1, 2026), "Arend Koenes (1901-1975)".
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