The temperature on July 25, 1863 was about 16.6 °C. There was 0.3 mm of rain. The air pressure was 9 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
July 1 » American Civil War: The Battle of Gettysburg begins.
July 1 » Keti Koti (Emancipation Day) in Suriname, marking the abolition of slavery by the Netherlands.
July 7 » The United States begins its first military draft; exemptions cost $300.
July 9 » American Civil War: The Siege of Port Hudson ends, giving the Union complete control of the Mississippi River.
August 4 » Matica slovenská, Slovakia's public-law cultural and scientific institution focusing on topics around the Slovak nation, is established in Martin.
October 26 » The Football Association is founded.
Day of marriage May 16, 1891
The temperature on May 16, 1891 was about 11.3 °C. There was 0.7 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 58%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 31 » History of Portugal: The first attempt at a Portuguese republican revolution breaks out in the northern city of Porto.
March 17 » SSUtopia collides with HMSAnson in the Bay of Gibraltar and sinks, killing 562 of the 880 passengers on board.
April 1 » The Wrigley Company is founded in Chicago, Illinois.
May 16 » The International Electrotechnical Exhibition opens in Frankfurt, Germany, and will feature the world's first long-distance transmission of high-power, three-phase electric current (the most common form today).
August 18 » Major hurricane strikes Martinique, leaving 700 dead.
October 28 » The Mino–Owari earthquake is the largest inland earthquake in Japan's history.
Day of death April 2, 1944
The temperature on April 2, 1944 was between 1.1 °C and 9.8 °C and averaged 6.4 °C. There was 4.6 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 29 » World War II: The Admiralty Islands are invaded in Operation Brewer led by American General Douglas MacArthur.
March 6 » World War II: Soviet Air Forces bomb an evacuated town of Narva in German-occupied Estonia, destroying the entire historical Swedish-era town.
August 16 » First flight of a jet with forward-swept wings, the Junkers Ju 287.
September 6 » World War II: The city of Ypres, Belgium is liberated by Allied forces.
September 11 » World War II: RAF bombing raid on Darmstadt and the following firestorm kill 11,500.
December 3 » Greek Civil War: Fighting breaks out in Athens between the ELAS and government forces supported by the British Army.
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/I8348.php : accessed September 26, 2026), "Sjoerd Groenhof (1863-1944)".
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