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).
January 1 » Liberal forces supporting Benito Juárez enter Mexico City.
February 9 » American Civil War: Jefferson Davis is elected the Provisional President of the Confederate States of America by the Confederate convention at Montgomery, Alabama.
April 13 » American Civil War: Fort Sumter surrenders to Confederate forces.
April 20 » American Civil War: Robert E. Lee resigns his commission in the United States Army in order to command the forces of the state of Virginia.
August 29 » American Civil War: The Battle of Hatteras Inlet Batteries gives Federal forces control of Pamlico Sound.
November 21 » American Civil War: Confederate President Jefferson Davis appoints Judah Benjamin Secretary of War.
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.
January 25 » Thomas Edison and Alexander Graham Bell form the Oriental Telephone Company.
June 13 » The USS Jeannette is crushed in an Arctic Ocean ice pack.
July 23 » The Boundary Treaty of 1881 between Chile and Argentina is signed in Buenos Aires.
September 19 » U.S. President James A. Garfield dies of wounds suffered in a July 2 shooting. Vice President Chester A. Arthur becomes President upon Garfield's death.
September 20 » U.S. President Chester A. Arthur is sworn in, the morning after becoming President upon James A. Garfield's death.
October 13 » First known conversation in modern Hebrew by Eliezer Ben-Yehuda and friends.
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.
May 6 » World War II: On Corregidor, the last American forces in the Philippines surrender to the Japanese.
June 28 » World War II: Nazi Germany starts its strategic summer offensive against the Soviet Union, codenamed Case Blue.
July 22 » The United States government begins compulsory civilian gasoline rationing due to the wartime demands.
September 27 » Last day of the Matanikau action on Guadalcanal as United States Marines barely escape after being surrounded by Japanese forces.
November 12 » World War II: Naval Battle of Guadalcanal between Japanese and American forces begins near Guadalcanal. The battle lasts for three days and ends with an American victory.
November 27 » World War II: At Toulon, the French navy scuttles its ships and submarines to keep them out of Nazi hands.
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 13, 2026), "Harmke Melles "Harriet" Koopmans (1861-1942)".
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