April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
Day of marriage June 4, 1925
The temperature on June 4, 1925 was between 6.7 °C and 22.9 °C and averaged 15.4 °C. There was 8.6 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from August 4, 1925 to March 8, 1926 the cabinet Colijn I, with Dr. H. Colijn (ARP) as prime minister.
January 5 » Nellie Tayloe Ross of Wyoming becomes the first female governor in the United States.
April 26 » Paul von Hindenburg defeats Wilhelm Marx in the second round of the German presidential election to become the first directly elected head of state of the Weimar Republic.
May 1 » The All-China Federation of Trade Unions is officially founded. Today it is the largest trade union in the world, with 134million members.
June 16 » The most famous Young Pioneer camp of the Soviet Union, Artek, is established.
July 21 » Scopes Trial: In Dayton, Tennessee, high school biology teacher John T. Scopes is found guilty of teaching human evolution in class and fined $100.
September 8 » Rif War: Spanish forces including troops from the Foreign Legion under Colonel Francisco Franco landing at Al Hoceima, Morocco.
Day of death August 1, 1969
The temperature on August 1, 1969 was between 18.4 °C and 29.5 °C and averaged 22.8 °C. There was 7.8 hours of sunshine (50%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
March 19 » The 385-metre-tall (1,263ft) TV-mast at Emley Moor transmitting station, United Kingdom, collapses due to ice build-up.
May 18 » Apollo program: Apollo 10 is launched.
September 25 » The charter establishing the Organisation of Islamic Cooperation is signed.
October 17 » The Caravaggio painting Nativity with St. Francis and St. Lawrence is stolen from the Oratory of Saint Lawrence in Palermo.
November 17 » Cold War: Negotiators from the Soviet Union and the United States meet in Helsinki, Finland to begin SALT I negotiations aimed at limiting the number of strategic weapons on both sides.
November 20 » Occupation of Alcatraz: Native American activists seize control of Alcatraz Island until being ousted by the U.S. Government on June 11, 1971.
Day of burial August 6, 1969
The temperature on August 6, 1969 was between 14.5 °C and 23.3 °C and averaged 19.4 °C. There was 8.1 hours of sunshine (53%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
April 7 » The Internet's symbolic birth date: Publication of RFC 1.
May 21 » Civil unrest in Rosario, Argentina, known as Rosariazo, following the death of a 15-year-old student.
July 25 » Vietnam War: U.S. President Richard Nixon declares the Nixon Doctrine, stating that the United States now expects its Asian allies to take care of their own military defense. This is the start of the "Vietnamization" of the war.
August 7 » Richard Nixon appoints Luis R. Bruce, a Mohawk-Oglala Sioux and co-founder of the National Congress of American Indians, as the new commissioner of the Bureau of Indian Affairs.
December 1 » Vietnam War: The first draft lottery in the United States is held since World War II.
December 17 » Project Blue Book: The United States Air Force closes its study of UFOs.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I11883.php : accessed February 3, 2026), "Aalbert Pos (1902-1969)".
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