The temperature on January 27, 1909 was between -8.6 °C and 5.2 °C and averaged -3.2 °C. There was 7.6 hours of sunshine (86%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
April 18 » Joan of Arc is beatified in Rome.
July 25 » Louis Blériot makes the first flight across the English Channel in a heavier-than-air machine from Calais to Dover, England, United Kingdom in 37 minutes.
August 24 » Workers start pouring concrete for the Panama Canal.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
October 26 » An Jung-geun assassinates Japan's Resident-General of Korea.
Day of marriage August 30, 1934
The temperature on August 30, 1934 was between 6.9 °C and 17.3 °C and averaged 11.3 °C. There was 5.9 mm of rain during 1.4 hours. There was 6.3 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 26 » German–Polish Non-Aggression Pact is signed.
February 9 » The Balkan Entente is formed.
February 16 » The Austrian Civil War ends with the defeat of the Social Democrats and the Republikanischer Schutzbund.
April 12 » The strongest surface wind gust in the world at the time of 231mph, is measured on the summit of Mount Washington, New Hampshire. It has since been surpassed.
July 20 » Labor unrest in the U.S.: Police in Minneapolis fire upon striking truck drivers, during the Minneapolis Teamsters Strike of 1934, killing two and wounding sixty-seven.
October 9 » An Ustashe assassin kills King Alexander I of Yugoslavia and Louis Barthou, Foreign Minister of France, in Marseille.
Day of death December 17, 1968
The temperature on December 17, 1968 was between -0.3 °C and 3.7 °C and averaged 2.0 °C. There was 1.6 mm of rain during 2.0 hours. There was 1.6 hours of sunshine (21%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
April 7 » Motor racing world champion Jim Clark is killed in an accident during a Formula Two race at Hockenheim.
June 5 » Presidential candidate Robert F. Kennedy is assassinated by Sirhan Sirhan.
July 26 » Vietnam War: South Vietnamese opposition leader Trương Đình Dzu is sentenced to five years hard labor for advocating the formation of a coalition government as a way to move toward an end to the war.
October 2 » Mexican President Gustavo Díaz Ordaz orders soldiers to suppress a demonstration of unarmed students, ten days before the start of the 1968 Summer Olympics.
October 14 » The 6.5 Mw Meckering earthquake shook the southwest portion of Western Australia with a maximum Mercalli intensity of IX (Violent), causing $2.2 million in damage and leaving 20–28 people injured.
October 16 » Kingston, Jamaica is rocked by the Rodney riots, inspired by the barring of Walter Rodney from the country.
Day of burial December 21, 1968
The temperature on December 21, 1968 was between -1.1 °C and 8.4 °C and averaged 5.2 °C. There was 1.3 mm of rain during 2.1 hours. There was 0.2 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 12 » Mauritius achieves independence from the United Kingdom.
July 1 » The United States Central Intelligence Agency's Phoenix Program is officially established.
August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
December 13 » Brazilian President Artur da Costa e Silva issues AI-5 (Institutional Act No. 5), enabling government by decree and suspending habeas corpus.
December 16 » Second Vatican Council: Official revocation of the Edict of Expulsion of Jews from Spain.
December 25 » Kilvenmani massacre: Forty-four Dalits (untouchables) are burnt to death in Kizhavenmani village, Tamil Nadu, a retaliation for a campaign for higher wages by Dalit laborers.
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I28730.php : accessed February 18, 2026), "Hermanus Gerardus Zevenberg (1909-1968)".
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