The temperature on April 12, 1887 was about 11.6 °C. The air pressure was 4 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 54%. 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 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.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
Day of marriage December 5, 1907
The temperature on December 5, 1907 was between 2.4 °C and 9.8 °C and averaged 6.2 °C. There was 8.9 mm of rain. There was 0.6 hours of sunshine (8%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
March 24 » The first issue of the Georgian Bolshevik newspaper Dro is published.
April 15 » Triangle Fraternity is founded at the University of Illinois at Urbana–Champaign.
July 21 » The passenger steamer SS Columbia sinks after colliding with the steam schooner San Pedro off Shelter Cove, California, killing 88 people.
August 1 » The start of the first Scout camp on Brownsea Island, the origin of the worldwide Scouting movement.
August 17 » Pike Place Market, a popular tourist destination and registered historic district in Seattle, opened.
September 30 » The McKinley National Memorial, the final resting place of assassinated U.S. President William McKinley and his family, is dedicated in Canton, Ohio.
Day of death May 13, 1940
The temperature on May 13, 1940 was between 2.2 °C and 10.2 °C and averaged 7.3 °C. There was 0.3 mm of rain during 0.7 hours. There was 1.7 hours of sunshine (11%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 8 » World War II: Britain introduces food rationing.
March 18 » World War II: Adolf Hitler and Benito Mussolini meet at the Brenner Pass in the Alps and agree to form an alliance against France and the United Kingdom.
May 10 » World War II: Winston Churchill is appointed Prime Minister of the United Kingdom following the resignation of Neville Chamberlain. On the same day, Germany invades France, Belgium and Luxembourg. Meanwhile, the United Kingdom occupies Iceland.
May 15 » World War II: After fierce fighting, the poorly trained and equipped Dutch troops surrender to Germany, marking the beginning of five years of occupation.
June 21 » World War II: Italy begins an unsuccessful invasion of France.
August 18 » World War II: The Hardest Day air battle, part of the Battle of Britain. At that point, the largest aerial engagement in history with heavy losses sustained on both sides.
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/I78803.php : accessed October 8, 2026), "Ypkje de Haan (1887-1940)".
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