The temperature on May 19, 1864 was about 19.4 °C. The air pressure was 0.5 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 59%. 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.
May 31 » American Civil War: Overland Campaign: Battle of Cold Harbor: The Army of Northern Virginia engages the Army of the Potomac.
June 3 » American Civil War: Battle of Cold Harbor: Union forces attack Confederate troops in Hanover County, Virginia.
October 9 » American Civil War: Union cavalrymen defeat Confederate forces at Toms Brook, Virginia.
November 11 » American Civil War: General William Tecumseh Sherman begins burning Atlanta to the ground in preparation for his march to the sea.
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 May 25, 1888
The temperature on May 25, 1888 was about 10.4 °C. There was 0.1 mm of rain. The air pressure was 11 kgf/m2 and came mainly from the northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 80%. 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.
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.
May 13 » With the passage of the Lei Áurea ("Golden Law"), Empire of Brazil abolishes slavery.
August 21 » The first successful adding machine in the United States is patented by William Seward Burroughs.
August 31 » Mary Ann Nichols is murdered. She is the first of Jack the Ripper's confirmed victims.
September 22 » The first issue of National Geographic Magazine is published.
October 15 » The "From Hell" letter allegedly sent by Jack the Ripper is received by investigators.
October 21 » Foundation of the Swiss Social Democratic Party.
Day of death February 23, 1934
The temperature on February 23, 1934 was between 1.4 °C and 3.5 °C and averaged 2.5 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
May 21 » Oskaloosa, Iowa, becomes the first municipality in the United States to fingerprint all of its citizens.
July 2 » The Night of the Long Knives ends with the death of Ernst Röhm.
July 11 » Engelbert Zaschka of Germany flies his large human-powered aircraft, the Zaschka Human-Power Aircraft, about 20 meters at Berlin Tempelhof Airport without assisted take-off.
July 25 » The Nazis assassinate Austrian Chancellor Engelbert Dollfuss in a failed coup attempt.
September 8 » Off the New Jersey coast, a fire aboard the passenger liner SSMorro Castle kills 137 people.
December 11 » Bill Wilson, co-founder of Alcoholics Anonymous, takes his last drink and enters treatment for the final time.
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/I171809.php : accessed February 13, 2026), "Pieter Keegstra (1864-1934)".
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