The temperature on April 7, 1911 was between -4.8 °C and 7.9 °C and averaged 2.0 °C. There was 10.7 hours of sunshine (80%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
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.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
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.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
Day of marriage June 4, 1938
The temperature on June 4, 1938 was between 6.9 °C and 21.6 °C and averaged 15.8 °C. There was 9.4 hours of sunshine (57%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
March 12 » Anschluss: German troops occupy and absorb Austria.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
July 17 » Douglas Corrigan takes off from Brooklyn to fly the "wrong way" to Ireland and becomes known as "Wrong Way" Corrigan.
September 5 » Chile: A group of youths affiliated with the fascist National Socialist Movement of Chile are executed after surrendering during a failed coup.
October 10 » Abiding by the Munich Agreement, Czechoslovakia completes its withdrawal from the Sudetenland.
October 30 » Orson Welles broadcasts his radio play of H. G. Wells's The War of the Worlds, causing anxiety in some of the audience in the United States.
Day of death August 2, 1994
The temperature on August 2, 1994 was between 12.6 °C and 25.6 °C and averaged 20.0 °C. There was 9.2 hours of sunshine (59%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
April 4 » Marc Andreessen and Jim Clark found Netscape Communications Corporation under the name Mosaic Communications Corporation.
April 15 » Marrakesh Agreement relating to foundation of World Trade Organization is adopted.
June 15 » Israel and Vatican City establish full diplomatic relations.
October 1 » Palau enters a Compact of Free Association with the United States.
November 9 » The chemical element darmstadtium is discovered.
December 26 » Four Armed Islamic Group hijackers seize control of Air France Flight 8969. When the plane lands at Marseille, a French Gendarmerie assault team boards the aircraft and kills the hijackers.
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/I167712.php : accessed December 30, 2025), "Henderika Geertruida Wiersma (1911-1994)".
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