The temperature on April 6, 1867 was about 11.9 °C. The air pressure was 11 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 71%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
January 8 » African American men are granted the right to vote in Washington, D.C.
February 28 » Seventy years of Holy See–United States relations are ended by a Congressional ban on federal funding of diplomatic envoys to the Vatican and are not restored until January 10, 1984.
June 19 » Maximilian I of the Second Mexican Empire is executed by a firing squad in Querétaro, Querétaro.
July 1 » The British North America Act takes effect as the Province of Canada, New Brunswick, and Nova Scotia join into confederation to create the modern nation of Canada. Sir John A. Macdonald is sworn in as the first Prime Minister of Canada. This date is commemorated annually in Canada as Canada Day, a national holiday.
October 18 » United States takes possession of Alaska after purchasing it from Russia for $7.2million. Celebrated annually in the state as Alaska Day.
November 23 » The Manchester Martyrs are hanged in Manchester, England, for killing a police officer while freeing two Irish Republican Brotherhood members from custody.
Day of marriage May 4, 1889
The temperature on May 4, 1889 was about 17.6 °C. The air pressure was 8 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
June 29 » Hyde Park and several other Illinois townships vote to be annexed by Chicago, forming the largest United States city in area and second largest in population at the time.
September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
Day of death May 8, 1920
The temperature on May 8, 1920 was between 5.5 °C and 13.3 °C and averaged 9.2 °C. There was 3.2 hours of sunshine (21%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 16 » Zeta Phi Beta Sorority Incorporated was founded on the campus of Howard University.
January 26 » Former Ford Motor Company executive Henry Leland launches the Lincoln Motor Company which he later sold to his former employer.
April 25 » At the San Remo conference, the principal Allied Powers of World War I adopt a resolution to determine the allocation of Class "A" League of Nations mandates for administration of the former Ottoman-ruled lands of the Middle East.
May 16 » In Rome, Pope Benedict XV canonizes Joan of Arc.
September 1 » The Fountain of Time opens as a tribute to the 100 years of peace between the United States and Great Britain following the Treaty of Ghent.
December 16 » The Haiyuan earthquake of 8.5Mw , rocks the Gansu province in China, killing an estimated 200,000.
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/I181320.php : accessed January 1, 2026), "Hendricus Johannes Slijfer (1867-1920)".
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