The temperature on May 19, 1861 was about 11.8 °C. The air pressure was 2 kgf/m2 and came mainly from the north. The airpressure was 77 cm mercury. The atmospheric humidity was 44%. 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).
January 3 » American Civil War: Delaware votes not to secede from the United States.
January 26 » American Civil War: The state of Louisiana secedes from the Union.
February 11 » American Civil War: The United States House of Representatives unanimously passes a resolution guaranteeing noninterference with slavery in any state.
March 17 » The Kingdom of Italy is proclaimed.
March 30 » Discovery of the chemical elements: Sir William Crookes announces his discovery of thallium.
August 6 » Britain imposes the Lagos Treaty of Cession to suppress slavery in what is now Nigeria.
Day of marriage April 25, 1890
The temperature on April 25, 1890 was about 7.0 °C. There was 20 mm of rain. The airpressure was 74 cm mercury. The atmospheric humidity was 95%. Source: KNMI
January 25 » Nellie Bly completes her round-the-world journey in 72 days.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
November 29 » The Meiji Constitution goes into effect in Japan, and the first Diet convenes.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of death April 3, 1943
The temperature on April 3, 1943 was between 4.5 °C and 13.6 °C and averaged 9.3 °C. There was 7.7 hours of sunshine (59%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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 11 » The Republic of China agrees to the Sino-British New Equal Treaty and the Sino-American New Equal Treaty.
February 27 » In Berlin, the Gestapo arrest 1,800 Jewish men with German wives, leading to the Rosenstrasse protest.
August 17 » World War II: The U.S. Seventh Army under General George S. Patton arrives in Messina, Italy, followed several hours later by the British 8th Army under Field Marshal Bernard Montgomery, thus completing the Allied conquest of Sicily.
August 29 » World War II: German-occupied Denmark scuttles most of its navy; Germany dissolves the Danish government.
October 26 » World War II: First flight of the Dornier Do 335 "Pfeil".
December 8 » World War II: The German 117th Jäger Division destroys the monastery of Mega Spilaio in Greece and executes 22 monks and visitors as part of reprisals that culminated a few days later with the Massacre of Kalavryta.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I908.php : accessed February 3, 2026), "Gerritdina de Boer (1861-1943)".
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