In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 20 » The United States Senate allows the Navy to lease Pearl Harbor as a naval base.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
April 28 » A week after being arrested by the Prussian Secret Police, French police inspector Guillaume Schnaebelé is released on order of William I, German Emperor, defusing a possible war.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
November 13 » Bloody Sunday clashes in central London.
Day of death May 12, 1961
The temperature on May 12, 1961 was between 7.3 °C and 18.2 °C and averaged 12.0 °C. There was 7.1 hours of sunshine (46%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 31 » Project Mercury: Mercury-Redstone 2: Ham the Chimp travels into outer space.
April 20 » Cold War: Failure of the Bay of Pigs Invasion of US-backed Cuban exiles against Cuba.
June 19 » Kuwait declares independence from the United Kingdom.
September 10 » In the Italian Grand Prix, a crash causes the death of German Formula One driver Wolfgang von Trips and 13 spectators who are hit by his Ferrari, the deadliest accident in F1 history.
September 28 » A military coup in Damascus effectively ends the United Arab Republic, the union between Egypt and Syria.
October 27 » NASA tests the first Saturn I rocket in Mission Saturn-Apollo 1.
When copying data from this family tree, please include a reference to the origin: Jaap van der Werff, "Family tree Van der Werff / Kooistra", database, Genealogy Online (https://www.genealogieonline.nl/van-der-werff-stamboom/I511462.php : accessed February 27, 2026), "Taatske de Vries (1887-1961)".
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