The temperature on February 12, 1887 was about -4.6 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 63%. 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.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
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 July 30, 1915
The temperature on July 30, 1915 was between 5.6 °C and 20.2 °C and averaged 13.6 °C. There was 0.1 mm of rain. There was 12.4 hours of sunshine (79%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
May 7 » The Republic of China accedes to 13 of the 21 Demands, extending the Empire of Japan's control over Manchuria and the Chinese economy.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
June 29 » The North Saskatchewan River flood of 1915 is the worst flood in Edmonton history.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
July 28 » The United States begins a 19-year occupation of Haiti.
September 12 » French soldiers rescue over 4,000 Armenian Genocide survivors stranded on Musa Dagh.
Day of death September 18, 1964
The temperature on September 18, 1964 was between 9.3 °C and 16.1 °C and averaged 12.2 °C. There was 0.8 mm of rain during 0.7 hours. There was 6.8 hours of sunshine (54%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 11 » Surgeon General of the United States Dr. Luther Terry, M.D., publishes the landmark report Smoking and Health: Report of the Advisory Committee to the Surgeon General of the United States saying that smoking may be hazardous to health, sparking national and worldwide anti-smoking efforts.
April 1 » The British Admiralty, War Office and Air Ministry are replaced by a unified Defence Council of the United Kingdom.
April 21 » A Transit-5bn satellite fails to reach orbit after launch; as it re-enters the atmosphere, 2.1 pounds (0.95kg) of radioactive plutonium in its SNAP RTG power source is widely dispersed.
August 13 » Peter Allen and Gwynne Evans are hanged for the murder of John Alan West becoming the last people executed in the United Kingdom.
September 4 » Scotland's Forth Road Bridge near Edinburgh officially opens.
December 1 » Vietnam War: U.S. President Lyndon B. Johnson and his top-ranking advisers meet to discuss plans to bomb North Vietnam.
When copying data from this family tree, please include a reference to the origin: P. Senden, "Family tree Senden", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-senden/I2256.php : accessed January 17, 2026), "Maria Elisabeth Theunissen (1887-1964)".
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