The temperature on December 7, 1890 was about -4.7 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 95%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
July 27 » Vincent van Gogh shoots himself and dies two days later.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
October 1 » Yosemite National Park is established by the U.S. Congress.
December 22 » Cornwallis Valley Railway begins operation between Kentville and Kingsport, Nova Scotia.
Day of marriage July 31, 1915
The temperature on July 31, 1915 was between 8.9 °C and 20.4 °C and averaged 14.5 °C. There was 8.5 mm of rain. There was 6.7 hours of sunshine (43%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
May 27 » HMS Princess Irene exploded and sank off Sheerness, Kent with the loss of 352 lives.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
Day of death February 25, 1967
The temperature on February 25, 1967 was between 2.1 °C and 8.9 °C and averaged 5.9 °C. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 23 » Milton Keynes (England) is founded as a new town by Order in Council, with a planning brief to become a city of 250,000 people. Its initial designated area enclosed three existing towns and twenty one villages. The area to be developed was largely farmland, with evidence of continuous settlement dating back to the Bronze Age.
May 27 » The U.S. Navy aircraft carrier USSJohn F. Kennedy is launched by Jacqueline Kennedy and her daughter Caroline.
June 4 » Seventy-two people are killed when a Canadair C-4 Argonaut crashes at Stockport in England.
June 5 » The Six-Day War begins: Israel launches surprise strikes against Egyptian air-fields in response to the mobilisation of Egyptian forces on the Israeli border.
October 10 » The Outer Space Treaty comes into force.
December 6 » Adrian Kantrowitz performs the first human heart transplant in the United States.
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/I143202.php : accessed December 30, 2025), "Harm Alkema (1890-1967)".
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