January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
June 17 » The United States Navy Hospital Corps is established.
September 13 » Hannibal Goodwin patents celluloid photographic film.
October 18 » The United States takes possession of Puerto Rico from Spain.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage April 28, 1921
The temperature on April 28, 1921 was between 8.4 °C and 20.1 °C and averaged 14.4 °C. There was 11.9 hours of sunshine (81%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
February 15 » Kingdom of Romania establishes its legation in Helsinki.
February 25 » Georgian capital Tbilisi falls to the invading Russian forces after heavy fighting and the Russians declare the Georgian Soviet Socialist Republic.
March 15 » Talaat Pasha, former Grand Vizir of the Ottoman Empire and chief architect of the Armenian Genocide is assassinated in Berlin by a 23-year-old Armenian, Soghomon Tehlirian.
March 17 » The Second Polish Republic adopts the March Constitution.
March 21 » The New Economic Policy is implemented by the Bolshevik Party in response to the economic failure as a result of war communism.
May 3 » West Virginia becomes the first state to legislate a broad sales tax, but does not implement it until a number of years later due to enforcement issues.
Day of death April 15, 1976
The temperature on April 15, 1976 was between 1.8 °C and 17.2 °C and averaged 9.9 °C. There was -0.1 mm of rain. There was 11.3 hours of sunshine (82%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
March 9 » Forty-two people die in the Cavalese cable car disaster, the worst cable-car accident to date.
July 21 » Christopher Ewart-Biggs, the British ambassador to the Republic of Ireland, is assassinated by the Provisional IRA.
August 12 » Between 1,000 and 3,500 Palestinians are killed in the Tel al-Zaatar massacre, one of the bloodiest events of the Lebanese Civil War.
September 3 » Viking program: The American Viking 2 spacecraft lands at Utopia Planitia on Mars.
October 13 » The first electron micrograph of an Ebola virus is taken at the Centers for Disease Control and Prevention by Dr. F. A. Murphy.
October 20 » The ferry George Prince is struck by a ship while crossing the Mississippi River. Seventy-eight passengers and crew die, and only 18 people aboard the ferry survive.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I109181.php : accessed October 14, 2026), "Pieter Hoekstra (1898-1976)".
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