The temperature on January 20, 1878 was about 3.6 °C. The air pressure was 14 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 85%. Source: KNMI
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
January 16 » Russo-Turkish War (1877–78): Battle of Philippopolis: Captain Aleksandr Burago with a squadron of Russian Imperial army dragoons liberates Plovdiv from Ottoman rule.
February 18 » John Tunstall is murdered by outlaw Jesse Evans, sparking the Lincoln County War in Lincoln County, New Mexico.
June 4 » Cyprus Convention: The Ottoman Empire cedes Cyprus to the United Kingdom but retains nominal title.
June 15 » Eadweard Muybridge takes a series of photographs to prove that all four feet of a horse leave the ground when it runs; the study becomes the basis of motion pictures.
October 22 » The Bramall Lane stadium sees the first rugby match played under floodlights.
November 17 » First assassination attempt against Umberto I of Italy by anarchist Giovanni Passannante, who was armed with a dagger. The King survived with a slight wound in an arm. Prime Minister Benedetto Cairoli blocked the aggressor, receiving an injury in a leg.
Day of marriage April 21, 1901
The temperature on April 21, 1901 was between 6.9 °C and 21.5 °C and averaged 15.3 °C. There was 11.8 hours of sunshine (83%). Source: KNMI
January 22 » Edward VII is proclaimed King after the death of his mother, Queen Victoria.
February 20 » The legislature of Hawaii Territory convenes for the first time.
August 10 » The U.S. Steel recognition strike by the Amalgamated Association of Iron and Steel Workers begins.
September 2 » Vice President of the United States Theodore Roosevelt utters the famous phrase, "Speak softly and carry a big stick" at the Minnesota State Fair.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
December 3 » In a State of the Union message, U.S. President Theodore Roosevelt delivers a 20,000-word speech to the House of Representatives asking Congress to curb the power of trusts "within reasonable limits".
Day of death June 18, 1966
The temperature on June 18, 1966 was between 11.7 °C and 20.9 °C and averaged 15.2 °C. There was 28.5 mm of rain during 8.2 hours. There was 2.6 hours of sunshine (16%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
February 2 » Pakistan suggests a six-point agenda with Kashmir after the Indo-Pakistani War of 1965.
April 26 » A new government is formed in the Republic of the Congo, led by Ambroise Noumazalaye.
April 30 » The Church of Satan is formed in The Black House, San Francisco.
August 29 » Leading Egyptian thinker Sayyid Qutb is executed for plotting the assassination of President Gamal Abdel Nasser.
September 8 » The landmark American science fiction television series Star Trek premieres with its first-aired episode, "The Man Trap".
November 4 » The Arno River floods Florence, Italy, to a maximum depth of 6.7m (22ft), leaving thousands homeless and destroying millions of masterpieces of art and rare books. Also Venice was submerged on the same day at its record all-time acqua alta of 194cm (76in).
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/I93021.php : accessed February 8, 2026), "Dieuwerke Heidema (1878-1966)".
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