The temperature on June 29, 1911 was between 11.9 °C and 17.7 °C and averaged 14.7 °C. There was 0.7 mm of rain. There was 2.0 hours of sunshine (12%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
May 15 » More than 300 Chinese immigrants are killed in the Torreón massacre when the forces of the Mexican Revolution led by Emilio Madero take the city of Torreón from the Federales.
December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
Day of death March 16, 2001
The temperature on March 16, 2001 was between 5.1 °C and 9.5 °C and averaged 7.0 °C. There was 0.7 mm of rain during 2.0 hours. There was 0.4 hours of sunshine (3%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 13 » An earthquake measuring 7.6 on the Richter magnitude scale hits El Salvador, killing at least 944.
April 16 » India and Bangladesh begin a five-day border conflict, but are unable to resolve the disputes about their border.
April 25 » Michele Alboreto is killed while testing an Audi R8 at the Lausitzring in Germany.
May 6 » During a trip to Syria, Pope John Paul II becomes the first pope to enter a mosque.
September 9 » Ahmad Shah Massoud, leader of the Northern Alliance, is assassinated in Afghanistan by two al-Qaeda assassins who claimed to be Arab journalists wanting an interview.
November 11 » Journalists Pierre Billaud, Johanne Sutton and Volker Handloik are killed in Afghanistan during an attack on the convoy they are traveling in.
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/I176333.php : accessed October 20, 2026), "Wiebe Wiersma (1911-2001)".
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