The temperature on August 10, 1885 was about 20.7 °C. The air pressure was 4 kgf/m2 and came mainly from the south. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 1 » Twenty-five nations adopt Sandford Fleming's proposal for standard time (and also, time zones).
February 21 » The newly completed Washington Monument is dedicated.
March 19 » Louis Riel declares a provisional government in Saskatchewan, beginning the North-West Rebellion.
March 26 » The Métis people of the District of Saskatchewan under Louis Riel begin the North-West Rebellion against Canada.
May 2 » Cree and Assiniboine warriors win the Battle of Cut Knife, their largest victory over Canadian forces during the North-West Rebellion.
May 12 » North-West Rebellion: The four-day Battle of Batoche, pitting rebel Métis against the Canadian government, comes to an end with a decisive rebel defeat.
Day of marriage May 18, 1926
The temperature on May 18, 1926 was between 1.4 °C and 14.0 °C and averaged 7.2 °C. There was 0.7 mm of rain. There was 6.6 hours of sunshine (42%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
April 6 » Varney Airlines makes its first commercial flight (Varney is the root company of United Airlines).
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
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 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
November 15 » The NBC radio network opens with 24 stations.
Day of death January 17, 1966
The temperature on January 17, 1966 was between -7.9 °C and -5.7 °C and averaged -7.2 °C. There was 0.6 mm of rain during 0.2 hours. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 13 » Robert C. Weaver becomes the first African American Cabinet member when he is appointed United States Secretary of Housing and Urban Development.
March 5 » BOAC Flight 911, a Boeing 707 aircraft, breaks apart in mid-air due to clear-air turbulence and crashes into Mount Fuji, Japan, killing all 124 people on board.
June 8 » An F-104 Starfighter collides with XB-70 Valkyrie prototype no. 2, destroying both aircraft during a photo shoot near Edwards Air Force Base. Joseph A. Walker, a NASA test pilot, and Carl Cross, a United States Air Force test pilot, are both killed.
September 8 » The landmark American science fiction television series Star Trek premieres with its first-aired episode, "The Man Trap".
October 10 » The Beach Boys release one of their biggest singles, ranked the 6th greatest song by Rolling Stone, "Good Vibrations".
December 18 » Saturn's moon Epimetheus is discovered by astronomer Richard Walker.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I53660.php : accessed February 19, 2026), "Johannes van Helvoort (1885-1966)".
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