The temperature on September 20, 1911 was between 11.5 °C and 20.8 °C and averaged 15.3 °C. There was 7.5 mm of rain. There was 4.4 hours of sunshine (35%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
September 29 » Italy declares war on the Ottoman Empire.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
December 9 » A mine explosion near Briceville, Tennessee, kills 84 miners despite rescue efforts led by the United States Bureau of Mines.
Day of marriage June 13, 1940
The temperature on June 13, 1940 was between 12.4 °C and 15.0 °C and averaged 13.6 °C. There was 22.4 mm of rain during 18.8 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 24 » Igor Sikorsky performs the first successful single-rotor helicopter flight.
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 24 » World War II: Operation Collar, the first British Commando raid on occupied France, by No11 Independent Company.
July 6 » Story Bridge, a major landmark in Brisbane, as well as Australia's longest cantilever bridge is formally opened.
September 27 » World War II: The Tripartite Pact is signed in Berlin by Germany, Japan and Italy.
October 28 » Second World War: Greece rejects Italy's ultimatum. Italy invades Greece through Albania a few hours later.
Day of death August 22, 1982
The temperature on August 22, 1982 was between 13.7 °C and 20.8 °C and averaged 16.3 °C. There was -0.1 mm of rain. There was 1.5 hours of sunshine (10%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Saturday, May 29, 1982 to Thursday, November 4, 1982 the cabinet Van Agt III, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
June 8 » Bluff Cove Air Attacks during the Falklands War: Fifty-six British servicemen are killed by an Argentine air attack on two landing ships, RFASir Galahad and RFASir Tristram.
July 19 » In one of the first militant attacks by Hezbollah, David S. Dodge, president of the American University of Beirut, is kidnapped.
November 1 » Honda becomes the first Asian automobile company to produce cars in the United States with the opening of its factory in Marysville, Ohio; a Honda Accord is the first car produced there.
November 3 » The Salang Tunnel fire in Afghanistan by kills 150–2000 people.
November 14 » Lech Wałęsa, the leader of Poland's outlawed Solidarity movement, is released after eleven months of internment near the Soviet border.
December 4 » The People's Republic of China adopts its current constitution.
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/I111927.php : accessed February 17, 2026), "Jakob Kempenaar (1911-1982)".
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