March 6 » Bayer registers "Aspirin" as a trademark.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
May 30 » Pearl Hart, a female outlaw of the Old West, robs a stage coach 30 miles southeast of Globe, Arizona.
July 29 » The First Hague Convention is signed.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
Day of marriage February 17, 1928
The temperature on February 17, 1928 was between 5.2 °C and 9.0 °C and averaged 5.9 °C. There was 0.3 mm of rain. There was 2.2 hours of sunshine (22%). The average windspeed was 6 Bft (strong wind) and was prevailing from the west. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
January 7 » A disastrous flood of the River Thames kills 14 people and causes extensive damage to much of riverside London.
March 12 » In California, the St. Francis Dam fails; the resulting floods kill 431 people.
August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
September 1 » Ahmet Zogu declares Albania to be a monarchy and proclaims himself king.
October 2 » The "Prelature of the Holy Cross and the Work of God", commonly known as Opus Dei, is founded.
Day of death March 21, 1937
The temperature on March 21, 1937 was between 3.1 °C and 8.2 °C and averaged 5.2 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
August 24 » Spanish Civil War: Sovereign Council of Asturias and León is proclaimed in Gijón.
August 28 » Toyota Motors becomes an independent company.
October 11 » The Duke and Duchess of Windsor tour Nazi Germany for 12 days and meet Adolf Hitler on the 22nd.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
When copying data from this family tree, please include a reference to the origin: H. J. Otten, "Otten family tree", database, Genealogy Online (https://www.genealogieonline.nl/otten-stamboom/I135.php : accessed February 2, 2026), "Harm Harms (1899-1937)".
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