March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
March 6 » Bayer registers "Aspirin" as a trademark.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
June 12 » New Richmond tornado: The eighth deadliest tornado in U.S. history kills 117 people and injures around 200.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
Day of marriage June 8, 1921
The temperature on June 8, 1921 was between 10.0 °C and 26.2 °C and averaged 18.0 °C. There was 9.3 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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.
February 22 » After Russian forces under Baron Roman von Ungern-Sternberg drive the Chinese out, the Bogd Khan is reinstalled as the emperor of Mongolia.
March 17 » The Second Polish Republic adopts the March Constitution.
March 19 » Irish War of Independence: One of the biggest engagements of the war takes place at Crossbarry, County Cork. About 100 Irish Republican Army (IRA) volunteers escape an attempt by over 1,300 British forces to encircle them.
June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
December 6 » The Anglo-Irish Treaty is signed in London by British and Irish representatives.
Day of death January 6, 1963
The temperature on January 6, 1963 was between -5.9 °C and 0.6 °C and averaged -1.1 °C. There was 0.1 mm of rain. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 23 » The Guinea-Bissau War of Independence officially begins when PAIGC guerrilla fighters attack the Portuguese army stationed in Tite.
May 3 » The police force in Birmingham, Alabama switches tactics and responds with violent force to stop the "Birmingham campaign" protesters. Images of the violent suppression are transmitted worldwide, bringing new-found attention to the civil rights movement.
May 25 » The Organisation of African Unity is established in Addis Ababa, Ethiopia.
August 15 » President Fulbert Youlou is overthrown in the Republic of the Congo, after a three-day uprising in the capital.
August 31 » Crown Colony of North Borneo (now Sabah) achieves self governance.
October 7 » President Kennedy signs the ratification of the Partial Nuclear Test Ban Treaty.
When copying data from this family tree, please include a reference to the origin: Frank Coster, "Family tree Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_coster/I5740.php : accessed January 4, 2026), "Johanna Hendrika van der Velden (1899-1963)".
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