February 23 » Émile Zola is imprisoned in France after writing J'Accuse…!, a letter accusing the French government of antisemitism and wrongfully imprisoning Captain Alfred Dreyfus.
June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
August 24 » Count Muravyov, Foreign Minister of Russia presents a rescript that convoked the First Hague Peace Conference.
September 13 » Hannibal Goodwin patents celluloid photographic film.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
Day of death May 13, 1960
The temperature on May 13, 1960 was between 11.2 °C and 24.1 °C and averaged 16.3 °C. There was 4.0 mm of rain during 1.6 hours. There was 1.1 hours of sunshine (7%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
February 16 » The U.S. Navy submarine USSTriton begins Operation Sandblast, setting sail from New London, Connecticut, to begin the first submerged circumnavigation of the globe.
May 27 » In Turkey, a military coup removes President Celâl Bayar and the rest of the democratic government from office.
August 12 » Echo 1A, NASA's first successful communications satellite, is launched.
September 14 » Congo Crisis: With CIA help, Mobutu Sese Seko seizes power in a military coup, suspending parliament and the constitution.
October 19 » The United States imposes a near-total trade embargo against Cuba.
December 15 » King Mahendra of Nepal suspends the country's constitution, dissolves parliament, dismisses the cabinet, and imposes direct rule.
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/I202010.php : accessed October 5, 2026), "Freerk Vroom (1898-1960)".
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