The temperature on April 19, 1886 was about 18.6 °C. The air pressure was 10 kgf/m2 and came mainly from the east-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 55%. 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 29 » Karl Benz patents the first successful gasoline-driven automobile.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
March 27 » Geronimo, Apache warrior, surrenders to the U.S. Army, ending the main phase of the Apache Wars.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
June 10 » Mount Tarawera in New Zealand erupts, killing 153 people and burying the famous Pink and White Terraces. Eruptions continue for three months creating a large, 17km long fissure across the mountain peak.
July 3 » Karl Benz officially unveils the Benz Patent-Motorwagen, the first purpose-built automobile.
Day of marriage January 23, 1912
The temperature on January 23, 1912 was between 0.6 °C and 3.3 °C and averaged 2.0 °C. There was 2.6 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
April 2 » The ill-fated RMSTitanic begins sea trials.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
Day of death January 23, 1969
The temperature on January 23, 1969 was between 4.1 °C and 8.0 °C and averaged 6.3 °C. There was 3.3 hours of sunshine (38%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 5 » The Venera 5 space probe is launched at 06:28:08 UTC from Baikonur.
January 16 » Czech student Jan Palach commits suicide by self-immolation in Prague, Czechoslovakia, in protest against the Soviets' crushing of the Prague Spring the year before.
May 17 » Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure.
May 18 » Apollo program: Apollo 10 is launched.
September 1 » Trần Thiện Khiêm becomes Prime Minister of South Vietnam under President Nguyễn Văn Thiệu.
October 29 » The first-ever computer-to-computer link is established on ARPANET, the precursor to the Internet.
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/I99002.php : accessed February 2, 2026), "Petrus Cornelis van Opstal (1886-1969)".
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