The temperature on September 27, 1887 was about 13.0 °C. There was 0.9 mm of rain. The air pressure was 35 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 84%. 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.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
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.
Day of marriage May 20, 1914
The temperature on May 20, 1914 was between 8.5 °C and 20.6 °C and averaged 14.3 °C. There was 13.0 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
September 1 » The last known passenger pigeon, a female named Martha, dies in captivity in the Cincinnati Zoo.
September 16 » World War I: The Siege of Przemyśl (present-day Poland) begins.
September 17 » World War I: The Race to the Sea begins.
November 1 » World War I: The Australian Imperial Force (AIF) departed by ship in a single convoy from Albany, Western Australia bound for Egypt.
November 23 » Mexican Revolution: The last of U.S. forces withdraw from Veracruz, occupied seven months earlier in response to the Tampico Affair.
December 25 » A series of unofficial truces occur across the Western Front to celebrate Christmas.
Day of death February 18, 1944
The temperature on February 18, 1944 was between -2.9 °C and 1.8 °C and averaged -0.6 °C. There was 1.7 hours of sunshine (17%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 4 » World War II: Operation Carpetbagger, involving the dropping of arms and supplies to resistance fighters in Europe, begins.
January 31 » World War II: American forces land on Kwajalein Atoll and other islands in the Japanese-held Marshall Islands.
June 10 » World War II: Six hundred forty-two men, women and children massacred at Oradour-sur-Glane, France.
August 12 » Nazi German troops end the week-long Wola massacre, during which time at least 40,000 people are killed indiscriminately or in mass executions.
November 27 » World War II: RAF Fauld explosion: An explosion at a Royal Air Force ammunition dump in Staffordshire kills seventy people.
December 31 » World War II: Hungary declares war on Nazi Germany.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I532012.php : accessed January 16, 2026), "Stoffer Haan (1887-1944)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.