August 25 » Seven hundred Greek civilians, 17 British guards and the British Consul of Crete are killed by a Turkish mob in Heraklion, Greece.
August 29 » The Goodyear tire company is founded.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage March 11, 1920
The average temperature on March 11, 1920 was 3.1 °C. There was 0.8 mm of rain. The average windspeed was 4 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.
January 19 » The United States Senate votes against joining the League of Nations.
January 28 » Foundation of the Spanish Legion.
February 13 » The Negro National League is formed.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.
December 24 » Gabriele D'Annunzio surrendered the Italian Regency of Carnaro in the city of Fiume to Italian armed forces.
Day of death April 7, 1967
The temperature on April 7, 1967 was between 3.2 °C and 10.4 °C and averaged 5.7 °C. There was 0.1 mm of rain during 0.2 hours. There was 6.5 hours of sunshine (49%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
March 26 » Ten thousand people gather for one of many Central Park be-ins in New York City.
April 4 » Martin Luther King Jr. delivers his "Beyond Vietnam: A Time to Break Silence" speech in New York City's Riverside Church.
September 1 » The Khmer–Chinese Friendship Association is banned in Cambodia.
November 28 » The first pulsar (PSR B1919+21, in the constellation of Vulpecula) is discovered by two astronomers Jocelyn Bell Burnell and Antony Hewish.
December 3 » At Groote Schuur Hospital in Cape Town, South Africa, a transplant team headed by Christiaan Barnard carries out the first heart transplant on a human (53-year-old Louis Washkansky).
December 4 » Vietnam War: U.S. and South Vietnamese forces engage Viet Cong troops in the Mekong Delta.
When copying data from this family tree, please include a reference to the origin: Martin Alta, "Family tree Alta", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-alta/I181.php : accessed February 2, 2026), "Jan Jacobus (08 2 0030) ALTA (1898-1967)".
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