The temperature on April 22, 1867 was about 11.8 °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 60%. 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 15 » Forty people die when ice covering the boating lake at Regent's Park, London, collapses.
March 29 » Queen Victoria gives Royal Assent to the British North America Act which establishes Canada on July 1.
April 1 » Singapore becomes a British crown colony.
June 19 » Maximilian I of the Second Mexican Empire is executed by a firing squad in Querétaro, Querétaro.
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 29, 1897
The temperature on May 29, 1897 was about 14.7 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 66%. Source: KNMI
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
Day of death September 15, 1935
The temperature on September 15, 1935 was between 10.3 °C and 20.6 °C and averaged 15.3 °C. There was 14.5 mm of rain during 3.4 hours. There was 3.7 hours of sunshine (29%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 11 » Amelia Earhart becomes the first person to fly solo from Hawaii to California.
March 21 » Shah of Iran Reza Shah Pahlavi formally asks the international community to call Persia by its native name, Iran.
March 23 » Signing of the Constitution of the Commonwealth of the Philippines.
May 27 » New Deal: The Supreme Court of the United States declares the National Industrial Recovery Act to be unconstitutional in A.L.A. Schechter Poultry Corp. v. United States, (295 U.S. 495).
September 17 » The Niagara Gorge Railroad ceases operations after a rockslide.
December 9 » Walter Liggett, American newspaper editor and muckraker, is killed in a gangland murder.
When copying data from this family tree, please include a reference to the origin: H. Jager, "Family tree Jager", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jager/I83.php : accessed January 26, 2026), "Harm van der Wal (1867-1935)".
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