The temperature on May 5, 1887 was about 13.3 °C. There was 4 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
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.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
February 23 » The French Riviera is hit by a large earthquake, killing around 2,000.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
November 11 » August Spies, Albert Parsons, Adolph Fischer and George Engel are executed as a result of the Haymarket affair.
Day of death August 20, 1919
The temperature on August 20, 1919 was between 14.3 °C and 22.1 °C and averaged 18.2 °C. There was 4.6 mm of rain. There was 0.2 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 21 » German socialist Kurt Eisner is assassinated. His death results in the establishment of the Bavarian Soviet Republic and parliament and government fleeing Munich, Germany.
May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
May 27 » The NC-4 aircraft arrives in Lisbon after completing the first transatlantic flight.
June 2 » Anarchists simultaneously set off bombs in eight separate U.S. cities.
June 15 » John Alcock and Arthur Brown complete the first nonstop transatlantic flight when they reach Clifden, County Galway, Ireland.
September 11 » United States Marine Corps invades Honduras.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I13457.php : accessed February 3, 2026), "Christiaan Lourens Dreyer (1887-1919)".
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