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).
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.
January 31 » Alvan Graham Clark discovers the white dwarf star Sirius B, a companion of Sirius, through an 18.5-inch (47cm) telescope now located at Northwestern University.
February 5 » Moldavia and Wallachia formally unite to create the Romanian United Principalities.
February 16 » American Civil War: General Ulysses S. Grant captures Fort Donelson, Tennessee.
February 22 » Jefferson Davis is officially inaugurated for a six-year term as the President of the Confederate States of America in Richmond, Virginia. He was previously inaugurated as a provisional president on February 18, 1861.
April 6 » American Civil War: The Battle of Shiloh begins: In Tennessee, forces under Union General Ulysses S. Grant meet Confederate troops led by General Albert Sidney Johnston.
July 18 » First ascent of Dent Blanche, one of the highest summits in the Alps.
Day of marriage March 22, 1884
The temperature on March 22, 1884 was about 5.3 °C. There was 3 mm of rain. The air pressure was 5 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 84%. 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.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
May 1 » Moses Fleetwood Walker becomes the first black person to play in a professional baseball game in the United States.
May 31 » The arrival at Plymouth of Tāwhiao, King of Maoris, to claim the protection of Queen Victoria.
June 16 » The first purpose-built roller coaster, LaMarcus Adna Thompson's "Switchback Railway", opens in New York's Coney Island amusement park.
October 13 » The International Meridian Conference establishes the meridian of the Greenwich Observatory as the prime meridian.
November 1 » The Gaelic Athletic Association is set up in Hayes's Hotel in Thurles, County Tipperary.
Day of death April 8, 1957
The temperature on April 8, 1957 was between 1.1 °C and 9.8 °C and averaged 5.9 °C. There was 12.0 hours of sunshine (90%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 17 » A plane crash in Cebu, Philippines kills Philippine President Ramon Magsaysay and 24 others.
March 25 » The European Economic Community is established with West Germany, France, Italy, Belgium, Netherlands and Luxembourg as the first members.
April 6 » Greek shipping tycoon Aristotle Onassis buys the Hellenic National Airlines (TAE) and founds Olympic Airlines.
July 11 » Prince Karim Husseini Aga Khan IV inherits the office of Imamat as the 49th Imam of Shia Imami Ismai'li worldwide, after the death of Sir Sultan Mahommed Shah Aga Khan III.
August 1 » The United States and Canada form the North American Aerospace Defense Command (NORAD).
October 3 » The California State Superior Court rules that the book Howl and Other Poems is not obscene.
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/I38977.php : accessed October 20, 2026), "Roel Postma (1862-1957)".
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