The temperature on May 10, 1786 was about 10.0 °C. There was 132 mm of rainWind direction mainly north west from. Weather type: betrokken. Source: KNMI
January 16 » Virginia enacts the Statute for Religious Freedom authored by Thomas Jefferson.
June 10 » A landslide dam on the Dadu River created by an earthquake ten days earlier collapses, killing 100,000 in the Sichuan province of China.
August 8 » Mont Blanc on the French-Italian border is climbed for the first time by Jacques Balmat and Dr. Michel-Gabriel Paccard.
September 11 » The beginning of the Annapolis Convention.
November 30 » The Grand Duchy of Tuscany, under Pietro Leopoldo I, becomes the first modern state to abolish the death penalty (later commemorated as Cities for Life Day).
December 4 » Mission Santa Barbara is dedicated (on the feast day of Saint Barbara).
Day of death August 21, 1868
The temperature on August 21, 1868 was about 17.5 °C. There was 7 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 88%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
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).
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
April 10 » At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
May 26 » The Impeachment of Andrew Johnson ends with his acquittal by one vote.
July 28 » The 14th Amendment to the United States Constitution is certified, establishing African American citizenship and guaranteeing due process of law.
December 9 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
December 10 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
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/I155664.php : accessed February 13, 2026), "Frederik Philippus van der Haag (1786-1868)".
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