The temperature on April 10, 1865 was about 17.8 °C. The air pressure was 5 kgf/m2 and came mainly from the northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 56%. 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.
April 20 » Astronomer Angelo Secchi demonstrates the Secchi disk, which measures water clarity, aboard Pope Pius IX's yacht, the L'Immaculata Concezion.
May 17 » The International Telegraph Union (later the International Telecommunication Union) is established in Paris.
May 25 » In Mobile, Alabama, around 300 people are killed when an ordnance depot explodes.
July 14 » First ascent of the Matterhorn by Edward Whymper and party, four of whom die on the descent.
July 31 » The first narrow-gauge mainline railway in the world opens at Grandchester, Queensland, Australia.
December 5 » Chincha Islands War: Peru allies with Chile against Spain.
Day of death September 18, 1867
The temperature on September 18, 1867 was about 11.7 °C. The air pressure was 3 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 84%. 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).
January 8 » African American men are granted the right to vote in Washington, D.C.
March 29 » Queen Victoria gives Royal Assent to the British North America Act which establishes Canada on July 1.
July 1 » The British North America Act takes effect as the Province of Canada, New Brunswick, and Nova Scotia join into confederation to create the modern nation of Canada. Sir John A. Macdonald is sworn in as the first Prime Minister of Canada. This date is commemorated annually in Canada as Canada Day, a national holiday.
August 28 » The United States takes possession of the (at this point unoccupied) Midway Atoll.
September 2 » Mutsuhito, Emperor Meiji of Japan, marries Masako Ichijō, thereafter known as Empress Shōken.
September 28 » Toronto becomes the capital of Ontario, having also been the capital of Ontario's predecessors since 1796.
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/I209801.php : accessed October 25, 2026), "Wiert de Vries (1865-1867)".
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