In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
July 11 » A revolution led by the liberal general and politician José Santos Zelaya takes over state power in Nicaragua.
August 15 » Ibadan area becomes a British Protectorate after a treaty signed by Fijabi, the Baale of Ibadan with the British acting Governor of Lagos, George C. Denton.
August 27 » The Sea Islands hurricane strikes the United States near Savannah, Georgia, killing between 1,000–2,000 people.
November 12 » Abdur Rahman Khan accepts the Durand Line as the border between Afghanistan and the British Raj.
December 23 » The opera Hansel and Gretel by Engelbert Humperdinck is first performed.
Day of death April 8, 1937
The temperature on April 8, 1937 was between 8.7 °C and 13.1 °C and averaged 10.5 °C. There was 0.7 mm of rain during 0.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
April 1 » Spanish Civil War: Jaén, Spain is bombed by German fascist forces, supporting Francoist Nationalists.
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.
May 28 » Volkswagen, the German automobile manufacturer is founded.
July 2 » Amelia Earhart and navigator Fred Noonan are last heard from over the Pacific Ocean while attempting to make the first equatorial round-the-world flight.
July 8 » Turkey, Iran, Iraq and Afghanistan sign the Treaty of Saadabad.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
When copying data from this family tree, please include a reference to the origin: Alfred Groot, "Family tree Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot/I2046.php : accessed January 2, 2026), "Henderikus Koops (1893-1937)".
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