January 1 » The British colonies of New South Wales, Queensland, Victoria, South Australia, Tasmania, and Western Australia federate as the Commonwealth of Australia; Edmund Barton is appointed the first Prime Minister.
February 20 » The legislature of Hawaii Territory convenes for the first time.
August 14 » The first claimed powered flight, by Gustave Whitehead in his Number 21.
October 29 » Leon Czolgosz, the assassin of U.S. President William McKinley, is executed by electrocution.
November 8 » Gospel riots: Bloody clashes take place in Athens following the translation of the Gospels into demotic Greek.
December 12 » Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.
Day of marriage April 18, 1929
The temperature on April 18, 1929 was between 3.1 °C and 17.3 °C and averaged 10.9 °C. There was 7.9 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 20 » The first full-length talking motion picture filmed outdoors, In Old Arizona, is released.
February 9 » Members of the Viet Nam Quoc Dan Dang assassinated the labor recruiter Bazin, prompting a crackdown by French colonial authorities.
April 8 » Indian independence movement: At the Delhi Central Assembly, Bhagat Singh and Batukeshwar Dutt throw handouts and bombs to court arrest.
May 1 » The 7.2 Mw Kopet Dag earthquake shakes the Iran–Turkmenistan border region with a maximum Mercalli intensity of IX (Violent), killing up to 3,800 and injuring 1,121.
September 7 » Steamer Kuru capsizes and sinks on Lake Näsijärvi near Tampere in Finland. One hundred thirty-six lives are lost.
November 18 » Grand Banks earthquake: Off the south coast of Newfoundland in the Atlantic Ocean, a Richter magnitude 7.2 submarine earthquake, centered on the Grand Banks, breaks 12 submarine transatlantic telegraph cables and triggers a tsunami that destroys many south coast communities in the Burin Peninsula.
Day of death July 14, 1963
The temperature on July 14, 1963 was between 8.8 °C and 20.0 °C and averaged 15.3 °C. There was 8.8 hours of sunshine (54%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
February 12 » Construction begins on the Gateway Arch in St. Louis, Missouri.
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
April 12 » The Soviet nuclear-powered submarine K-33 collides with the Finnish merchant vessel M/S Finnclipper in the Danish straits.
June 10 » The Equal Pay Act of 1963, aimed at abolishing wage disparity based on sex, was signed into law by John F. Kennedy as part of his New Frontier Program.
June 11 » Buddhist monk Thích Quảng Đức burns himself with gasoline in a busy Saigon intersection to protest the lack of religious freedom in South Vietnam.
December 22 » The cruise ship Lakonia burns 180 miles (290km) north of Madeira, Portugal with the loss of 128 lives.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I291146.php : accessed January 17, 2026), "Petrus Joannes Sloekers (1901-1963)".
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