The temperature on April 1, 1864 was about 5.3 °C. There was 2 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the west. The airpressure was 75 cm mercury. The atmospheric humidity was 87%. 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.
February 29 » American Civil War: Kilpatrick–Dahlgren Raid fails: Plans to free 15,000 Union soldiers being held near Richmond, Virginia are thwarted.
June 3 » American Civil War: Battle of Cold Harbor: Union forces attack Confederate troops in Hanover County, Virginia.
October 19 » American Civil War: The Battle of Cedar Creek ends the last Confederate threat to Washington, DC.
November 4 » American Civil War: Confederate troops bombard a Union supply base and destroy millions of dollars in material at the Battle of Johnsonville.
December 8 » Pope Pius IX promulgates the encyclical Quanta cura and its appendix, the Syllabus of Errors, outlining the authority of the Catholic Church and condemning various liberal ideas.
December 15 » American Civil War: Battle of Nashville: The Union's Army of the Cumberland routs and destroys the Confederacy's Army of Tennessee, ending its effectiveness as a combat unit.
Day of marriage April 1, 1893
The temperature on April 1, 1893 was about 10.2 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
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 13 » The Independent Labour Party of the United Kingdom holds its first meeting.
June 20 » Lizzie Borden is acquitted of the murders of her father and stepmother.
July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
September 19 » In New Zealand, the Electoral Act of 1893 is consented to by the governor, giving all women in New Zealand the right to vote.
September 20 » Charles Duryea and his brother road-test the first American-made gasoline-powered automobile.
November 1 » The Battle of Bembezi took place and was the most decisive battle won by the British in the First Matabele War of 1893.
Day of death January 3, 1944
The temperature on January 3, 1944 was between 5.0 °C and 8.1 °C and averaged 7.0 °C. There was 21.4 mm of rain during 15.2 hours. The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. 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.
January 29 » World War II: Approximately 38 people are killed and about a dozen injured when the Polish village of Koniuchy (present-day Kaniūkai, Lithuania) is attacked by Soviet partisan units.
September 5 » Belgium, Netherlands and Luxembourg constitute Benelux.
September 14 » World War II: Maastricht becomes the first Dutch city to be liberated by allied forces.
October 21 » World War II: The first kamikaze attack damages HMASAustralia as the Battle of Leyte Gulf begins.
October 26 » World War II: The Battle of Leyte Gulf ends with an overwhelming American victory.
December 28 » Maurice Richard becomes the first player to score eight points in one game of NHL ice hockey.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I89528.php : accessed January 29, 2026), "Harm Potze (1864-1944)".
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