The temperature on September 27, 1863 was about 15.2 °C. The air pressure was 4.5 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 57%. 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 17 » American Civil War: Grierson's Raid begins: Troops under Union Army Colonel Benjamin Grierson attack central Mississippi.
June 7 » During the French intervention in Mexico, Mexico City is captured by French troops.
July 1 » American Civil War: The Battle of Gettysburg begins.
August 17 » American Civil War: In Charleston, South Carolina, Union batteries and ships bombard Confederate-held Fort Sumter.
November 23 » American Civil War: Battle of Chattanooga begins: Union forces led by General Ulysses S. Grant reinforce troops at Chattanooga, Tennessee, and counter-attack Confederate troops.
November 25 » American Civil War: Battle of Missionary Ridge: At Missionary Ridge in Tennessee, Union forces led by General Ulysses S. Grant break the Siege of Chattanooga by routing Confederate troops under General Braxton Bragg.
Day of marriage March 18, 1899
The temperature on March 18, 1899 was about 6.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 52%. Source: KNMI
February 22 » Filipino forces led by General Antonio Luna launch counterattacks for the first time against the American forces during the Philippine–American War. The Filipinos fail to regain Manila from the Americans.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
June 7 » American Temperance crusader Carrie Nation begins her campaign of vandalizing alcohol-serving establishments by destroying the inventory in a saloon in Kiowa, Kansas.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
November 28 » The Second Boer War: a British column is engaged by Boer forces at the Battle of Modder River; although the Boers withdraw, the British suffer heavy casualties.
Day of death July 4, 1911
The temperature on July 4, 1911 was between 3.0 °C and 20.0 °C and averaged 13.3 °C. There was 14.5 hours of sunshine (87%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
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/I169776.php : accessed October 25, 2026), "Klaas Sytsma (1863-1911)".
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