The temperature on May 26, 1915 was between 9.9 °C and 25.2 °C and averaged 17.7 °C. There was 13.7 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-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.
April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
July 5 » The Liberty Bell leaves Philadelphia by special train on its way to the Panama–Pacific International Exposition. This is the last trip outside Philadelphia that the custodians of the bell intend to permit.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
August 4 » World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915.
August 17 » Jewish American Leo Frank is lynched in Marietta, Georgia after a 13-year-old girl is murdered.
October 13 » First World War: The Battle of the Hohenzollern Redoubt marks the end of the Battle of Loos.
Day of marriage August 5, 1940
The temperature on August 5, 1940 was between 13.4 °C and 25.4 °C and averaged 19.3 °C. There was 11.9 hours of sunshine (78%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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.
April 25 » Merkið, the flag of the Faroe Islands is approved by the British occupation government.
June 11 » World War II: The Siege of Malta begins with a series of Italian air raids.
July 10 » World War II: The Vichy government is established in France.
September 15 » World War II: The climax of the Battle of Britain, when the Royal Air Force shoots down large numbers of Luftwaffe aircraft.
September 17 » World War II: Due to setbacks in the Battle of Britain and approaching autumn weather, Hitler postpones Operation Sea Lion.
November 8 » Greco-Italian War: The Italian invasion of Greece fails as outnumbered Greek units repulse the Italians in the Battle of Elaia–Kalamas.
Day of death May 21, 1977
The temperature on May 21, 1977 was between 7.0 °C and 16.8 °C and averaged 11.5 °C. There was 1.7 mm of rain during 2.2 hours. There was 2.1 hours of sunshine (13%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
May 31 » The Trans-Alaska Pipeline System is completed.
July 20 » The Johnstown flood of 1977 kills 84 people and causes millions of dollars in damages.
November 8 » Manolis Andronikos, a Greek archaeologist and professor at the Aristotle University of Thessaloniki, discovers the tomb of Philip II of Macedon at Vergina.
November 21 » Minister of Internal Affairs Allan Highet announces that the national anthems of New Zealand shall be the traditional anthem "God Save the Queen" and "God Defend New Zealand".
December 1 » Pinwheel is launched, which is now Nickelodeon.
December 18 » United Airlines Flight 2860 crashes near Kaysville, Utah, killing all three crew members on board.
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/I120463.php : accessed October 13, 2026), "Jan de Haan (1915-1977)".
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