The temperature on May 19, 1861 was about 11.8 °C. The air pressure was 2 kgf/m2 and came mainly from the north. The airpressure was 77 cm mercury. The atmospheric humidity was 44%. 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 26 » American Civil War: The state of Louisiana secedes from the Union.
May 24 » American Civil War: Union troops occupy Alexandria, Virginia.
August 5 » American Civil War: In order to help pay for the war effort, the United States government levies the first income tax as part of the Revenue Act of 1861 (3% of all incomes over US$800; rescinded in 1872).
November 20 » American Civil War: A secession ordinance is filed by Kentucky's Confederate government.
December 9 » American Civil War: The Joint Committee on the Conduct of the War is established by the U.S. Congress.
December 10 » American Civil War: The Confederate States of America accept a rival state government's pronouncement that declares Kentucky to be the 13th state of the Confederacy.
Day of marriage August 31, 1881
The temperature on August 31, 1881 was about 14.1 °C. There was 6 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the north. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. 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.
April 11 » Spelman College is founded in Atlanta, Georgia as the Atlanta Baptist Female Seminary, an institute of higher education for African-American women.
April 14 » The Four Dead in Five Seconds Gunfight is fought in El Paso, Texas.
May 10 » Carol I is crowned the King of the Romanian Kingdom.
June 14 » The White Rajahs territories become the British protectorate of Sarawak.
July 1 » The world's first international telephone call is made between St. Stephen, New Brunswick, Canada, and Calais, Maine, United States.
Day of death February 2, 1945
The temperature on February 2, 1945 was between 6.2 °C and 8.9 °C and averaged 7.2 °C. There was 0.1 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the southwest. 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
February 3 » World War II: As part of Operation Thunderclap, 1,000 B-17s of the Eighth Air Force bomb Berlin, a raid which kills between 2,500 and 3,000 and dehouses another 120,000.
March 11 » World War II: The Imperial Japanese Navy attempts a large-scale kamikaze attack on the U.S. Pacific Fleet anchored at Ulithi atoll in Operation Tan No. 2.
April 18 » Over 1,000 bombers attack the small island of Heligoland, Germany.
April 29 » World War II: Führerbunker: Adolf Hitler marries his longtime partner Eva Braun in a Berlin bunker and designates Admiral Karl Dönitz as his successor; Hitler and Braun both commit suicide the following day.
September 12 » The People's Republic of Korea is proclaimed, bringing an end to Japanese rule over Korea.
October 30 » Jackie Robinson of the Kansas City Monarchs signs a contract for the Brooklyn Dodgers, breaking the baseball color line.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I18968.php : accessed February 15, 2026), "Maria Engelbertha van Heulen (1861-1945)".
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