January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
February 15 » The battleship USSMaine explodes and sinks in Havana harbor in Cuba, killing 274. This event leads the United States to declare war on Spain.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
November 3 » France withdraws its troops from Fashoda (now in Sudan), ending the Fashoda Incident.
November 5 » Negrese nationalists revolt against Spanish rule and establish the short-lived Republic of Negros.
Day of marriage June 17, 1937
The temperature on June 17, 1937 was between 7.5 °C and 16.6 °C and averaged 12.2 °C. There was 0.4 mm of rain during 0.3 hours. There was 6.2 hours of sunshine (37%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 21 » The League of Nations bans foreign national "volunteers" in the Spanish Civil War.
March 18 » Spanish Civil War: Spanish Republican forces defeat the Italians at the Battle of Guadalajara.
May 6 » Hindenburg disaster: The German zeppelin Hindenburg catches fire and is destroyed within a minute while attempting to dock at Lakehurst, New Jersey. Thirty-six people are killed.
July 7 » The Marco Polo Bridge Incident provides the Imperial Japanese Army with a pretext for starting the Second Sino-Japanese War.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
December 12 » Second Sino-Japanese War: USS Panay incident: Japanese aircraft bomb and sink U.S. gunboat USSPanay on the Yangtze river in China.
When copying data from this family tree, please include a reference to the origin: Rob Slotemaker, "Family tree Slotemaker", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-slotemaker/I444.php : accessed February 23, 2026), "Leonardus Slotenmaker (1898-????)".
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