The temperature on August 29, 1861 was about 21.9 °C. The air pressure was 7.5 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
March 11 » American Civil War: The Constitution of the Confederate States of America is adopted.
April 12 » American Civil War: Battle of Fort Sumter. The war begins with Confederate forces firing on Fort Sumter, in the harbor of Charleston, South Carolina.
June 3 » American Civil War: Battle of Philippi (also called the Philippi Races): Union forces rout Confederate troops in Barbour County, Virginia, now West Virginia.
August 19 » First ascent of Weisshorn, fifth highest summit in the Alps.
November 8 » American Civil War: The "Trent Affair": The USSSan Jacinto stops the British mail ship Trent and arrests two Confederate envoys, sparking a diplomatic crisis between the UK and US.
December 21 » Medal of Honor: Public Resolution 82, containing a provision for a Navy Medal of Valor, is signed into law by President Abraham Lincoln.
Day of marriage October 10, 1885
The temperature on October 10, 1885 was about 7.9 °C. There was 2 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 74 cm mercury. The atmospheric humidity was 98%. 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 3 » Sino-French War: Beginning of the Battle of Núi Bop
February 18 » Adventures of Huckleberry Finn by Mark Twain is published in the United States.
February 21 » The newly completed Washington Monument is dedicated.
May 1 » The original Chicago Board of Trade Building opens for business.
June 9 » Treaty of Tientsin is signed to end the Sino-French War, with China eventually giving up Tonkin and Annam – most of present-day Vietnam – to France.
July 20 » The Football Association legalizes professionalism in association football under pressure from the British Football Association.
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/I47379.php : accessed December 28, 2025), "Ritske Ritsma (1861-????)".
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