June 10 » French Revolution: Following the arrests of Girondin leaders, the Jacobins gain control of the Committee of Public Safety installing the revolutionary dictatorship.
June 10 » The Jardin des Plantes museum opens in Paris. A year later, it becomes the first public zoo.
July 22 » Alexander Mackenzie reaches the Pacific Ocean becoming the first recorded human to complete a transcontinental crossing of North America.
July 23 » Kingdom of Prussia re-conquers Mainz from France.
October 13 » French Revolutionary Wars: Austro-Prussian victory over Republican France at the First Battle of Wissembourg.
Day of death April 11, 1871
The temperature on April 11, 1871 was about 11.0 °C. The air pressure was 2 kgf/m2 and came mainly from the south east. The atmospheric humidity was 34%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
January 28 » Franco-Prussian War: The Siege of Paris ends in French defeat and an armistice.
March 29 » Royal Albert Hall is opened by Queen Victoria.
May 4 » The National Association, the first professional baseball league, opens its first season in Fort Wayne, Indiana.
May 21 » French troops invade the Paris Commune and engage its residents in street fighting. By the close of "Bloody Week", some 20,000 communards have been killed and 38,000 arrested.
July 29 » The Connecticut Valley Railroad opens between Old Saybrook, Connecticut and Hartford, Connecticut in the United States.
October 24 » An estimated 17 to 20 Chinese immigrants are lynched in Los Angeles, California.
When copying data from this family tree, please include a reference to the origin: Keith Mann Spencer, "Mann Spencer Tree", database, Genealogy Online (https://www.genealogieonline.nl/mann-spencer-tree/P997.php : accessed March 1, 2026), "Ann Ladson (1793-1871)".
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