The temperature on September 26, 1888 was about 15.5 °C. The air pressure was 12 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 56%. 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.
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
March 23 » In England, The Football League, the world's oldest professional association football league, meets for the first time.
May 13 » With the passage of the Lei Áurea ("Golden Law"), Empire of Brazil abolishes slavery.
June 5 » The Rio de la Plata earthquake takes place.
August 31 » Mary Ann Nichols is murdered. She is the first of Jack the Ripper's confirmed victims.
September 8 » In London, the body of Jack the Ripper's second murder victim, Annie Chapman, is found.
October 21 » Foundation of the Swiss Social Democratic Party.
Day of marriage September 2, 1915
The temperature on September 2, 1915 was between 7.4 °C and 17.3 °C and averaged 12.3 °C. There was 2.7 mm of rain. There was 6.4 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
January 19 » German strategic bombing during World War I: German zeppelins bomb the towns of Great Yarmouth and King's Lynn in the United Kingdom killing at least 20 people, in the first major aerial bombardment of a civilian target.
February 12 » In Washington, D.C., the first stone of the Lincoln Memorial is put into place.
May 9 » World War I: Second Battle of Artois between German and French forces.
July 28 » The United States begins a 19-year occupation of Haiti.
September 25 » World War I: The Second Battle of Champagne begins.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of death August 31, 1963
The temperature on August 31, 1963 was between 12.2 °C and 17.8 °C and averaged 14.1 °C. There was 18.2 mm of rain during 9.8 hours. There was 0.8 hours of sunshine (6%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 8 » Leonardo da Vinci's Mona Lisa is exhibited in the United States for the first time, at the National Gallery of Art in Washington, D.C.
February 12 » Construction begins on the Gateway Arch in St. Louis, Missouri.
April 26 » In Libya, amendments to the constitution transform Libya (United Kingdom of Libya) into one national unity (Kingdom of Libya) and allows for female participation in elections.
August 5 » Cold War: The United States, the United Kingdom, and the Soviet Union sign the Partial Nuclear Test Ban Treaty.
September 16 » Malaysia is formed from the Federation of Malaya, Singapore, North Borneo (Sabah) and Sarawak. However, Singapore soon leaves this new country.
October 12 » After nearly 23 years of imprisonment, Reverend Walter Ciszek, a Jesuit missionary, was released from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I130989.php : accessed February 13, 2026), "Sybren Iestra (1888-1963)".
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