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 27 » Emilio Aguinaldo leads Filipino forces for the only time during the Philippine–American War at the Battle of Marilao River.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
June 7 » American Temperance crusader Carrie Nation begins her campaign of vandalizing alcohol-serving establishments by destroying the inventory in a saloon in Kiowa, Kansas.
July 29 » The First Hague Convention is signed.
Day of marriage October 18, 1921
The temperature on October 18, 1921 was between 4.2 °C and 22.0 °C and averaged 12.7 °C. There was 9.0 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
March 1 » Following mass protests in Petrograd demanding greater freedom in the RSFSR, the Kronstadt rebellion began, with sailors and citizens taking up arms against the Bolsheviks.
April 11 » Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan.
May 8 » The creation of the Communist Party of Romania.
June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
July 11 » A truce in the Irish War of Independence comes into effect.
December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
Day of death December 18, 1968
The temperature on December 18, 1968 was between -0.7 °C and 1.8 °C and averaged 0.5 °C. There was 1.0 mm of rain during 2.9 hours. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
April 6 » In Richmond, Indiana's downtown district, a double explosion kills 41 and injures 150.
May 26 » H-dagurinn in Iceland: Traffic changes from driving on the left to driving on the right overnight
July 1 » The United States Central Intelligence Agency's Phoenix Program is officially established.
December 26 » The Communist Party of the Philippines is established by Jose Maria Sison, breaking away from the Partido Komunista ng Pilipinas-1930.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I265083.php : accessed March 14, 2026), "Sebastianus Johannes van Oers (1899-1968)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.