The temperature on May 27, 1861 was about 13.5 °C. The air pressure was 1 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
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).
March 10 » El Hadj Umar Tall seizes the city of Ségou, destroying the Bamana Empire of Mali.
July 21 » American Civil War: First Battle of Bull Run: At Manassas Junction, Virginia, the first major battle of the war begins and ends in a victory for the Confederate army.
September 3 » American Civil War: Confederate General Leonidas Polk invades neutral Kentucky, prompting the state legislature to ask for Union assistance.
October 1 » Mrs Beeton's Book of Household Management is published, going on to sell 60,000 copies in its first year and remaining in print until the present day
December 10 » Forces led by Nguyễn Trung Trực, an anti-colonial guerrilla leader in southern Vietnam, sink the French lorcha L'Esperance.
December 21 » Medal of Honor: Public Resolution 82, containing a provision for a Navy Medal of Valor, is signed into law by President Abraham Lincoln.
Day of marriage May 14, 1881
The temperature on May 14, 1881 was about 15.0 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 60%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 27 » First Boer War: The Battle of Majuba Hill takes place.
May 10 » Carol I is crowned the King of the Romanian Kingdom.
July 4 » In Alabama, the Tuskegee Institute opens.
August 27 » The Georgia hurricane makes landfall near Savannah, Georgia, resulting in an estimated 700 deaths.
November 7 » Mapuche rebels attack the Chilean settlement of Nueva Imperial, as defenders fled to the hills and the settlement was effectively destroyed.
November 9 » Mapuche rebels attack the fortified Chilean settlement of Temuco.
Day of death May 4, 1942
The temperature on May 4, 1942 was between -0.5 °C and 9.8 °C and averaged 5.7 °C. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 1 » World War II: Josef Terboven, Reichskommissar of German-occupied Norway, appoints Vidkun Quisling the Minister President of the National Government.
March 5 » World War II: Japanese forces capture Batavia, capital of Dutch East Indies, which is left undefended after the withdrawal of the KNIL garrison and Australian Blackforce battalion to Buitenzorg and Bandung.
August 11 » Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
August 22 » Brazil declares war on Germany, Japan and Italy.
September 15 » World War II: U.S. Navy aircraft carrier USSWasp is sunk by Japanese torpedoes at Guadalcanal.
November 19 » Mutesa II is crowned the 35th and last Kabaka (king) of Buganda, prior to the restoration of the kingdom in 1993.
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/I12561.php : accessed October 7, 2026), "Harmke Melles "Harriet" Koopmans (1861-1942)".
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