January 31 » Czechoslav Trade Union Association is founded in Prague.
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage May 31, 1917
The temperature on May 31, 1917 was between 9.7 °C and 22.0 °C and averaged 15.5 °C. There was 9.9 hours of sunshine (60%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 9 » World War I: The Battle of Rafa is fought near the Egyptian border with Palestine.
March 16 » World War I: A German auxiliary cruiser is sunk in the Action of 16 March 1917.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
July 25 » Sir Robert Borden introduces the first income tax in Canada as a "temporary" measure (lowest bracket is 4% and highest is 25%).
November 26 » The National Hockey League is formed, with the Montreal Canadiens, Montreal Wanderers, Ottawa Senators, Quebec Bulldogs, and Toronto Arenas as its first teams.
December 9 » World War I: Field Marshal Allenby captures Jerusalem, Palestine.
Day of death April 7, 1970
The temperature on April 7, 1970 was between -1.4 °C and 6.2 °C and averaged 1.5 °C. There was 0.3 mm of rain during 0.6 hours. There was 6.1 hours of sunshine (46%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
April 24 » China launches Dong Fang Hong I, becoming the fifth nation to put an object into orbit using its own booster.
April 26 » The Convention Establishing the World Intellectual Property Organization enters into force.
September 4 » Salvador Allende is elected President of Chile.
September 5 » Jochen Rindt becomes the only driver to posthumously win the Formula One World Drivers' Championship (in 1970), after being killed in practice for the Italian Grand Prix.
September 19 » Kostas Georgakis, a Greek student of geology, sets himself ablaze in Matteotti Square in Genoa, Italy, as a protest against the dictatorial regime of Georgios Papadopoulos.
November 12 » The 1970 Bhola cyclone makes landfall on the coast of East Pakistan becoming the deadliest tropical cyclone in history.
When copying data from this family tree, please include a reference to the origin: Abele Jan Zandstra, "Family tree verwanten aanverwanten Zandstra/Agema", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zandstra-agema/I23574.php : accessed May 31, 2024), "Pietje Rinses Posthuma (1897-1970)".
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