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.
February 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
April 5 » Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
July 7 » The First Battle of the Isonzo comes to an end.
August 6 » World War I: Battle of Sari Bair: The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
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.
May 6 » John Steinbeck is awarded the Pulitzer Prize for his novel The Grapes of Wrath.
May 20 » The Holocaust: The first prisoners arrive at a new concentration camp at Auschwitz.
June 15 » World War II: Operation Ariel begins: Allied troops start to evacuate France, following Germany's takeover of Paris and most of the nation.
June 26 » World War II: Under the Molotov–Ribbentrop Pact, the Soviet Union presents an ultimatum to Romania requiring it to cede Bessarabia and the northern part of Bukovina.
October 7 » World War II: The McCollum memo proposes bringing the United States into the war in Europe by provoking the Japanese to attack the United States.
November 25 » World War II: First flights of both the de Havilland Mosquito and Martin B-26 Marauder.
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.
January 19 » President Gerald Ford pardons Iva Toguri D'Aquino (a.k.a. "Tokyo Rose").
January 24 » The Atocha massacre occurs in Madrid during the Spanish transition to democracy.
September 12 » South African anti-apartheid activist Steve Biko dies in police custody.
October 14 » Anita Bryant gets a pie thrown in her face at a news conference in Des Moines by gay rights activist Tom Higgins for her anti-LGBT commentary.
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.
December 6 » South Africa grants independence to Bophuthatswana, although it is not recognized by any other country.
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 16, 2026), "Jan de Haan (1915-1977)".
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