The temperature on April 21, 1911 was between 1.3 °C and 15.1 °C and averaged 9.7 °C. There was 4.6 hours of sunshine (32%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
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.
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
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 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of death March 9, 1993
The temperature on March 9, 1993 was between -1.3 °C and 8.3 °C and averaged 3.2 °C. There was 10.4 hours of sunshine (91%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
January 13 » The Chemical Weapons Convention (CWC) is signed.
June 25 » Kim Campbell is sworn in as the first female Prime Minister of Canada.
September 9 » Israeli–Palestinian peace process: The Palestine Liberation Organization officially recognizes Israel as a legitimate state.
September 22 » A barge strikes a railroad bridge near Mobile, Alabama, causing the deadliest train wreck in Amtrak history. Forty-seven passengers are killed.
September 30 » The 6.2 Mw Latur earthquake shakes Maharashtra, India with a maximum Mercalli intensity of VIII (Severe) killing 9,748 and injuring 30,000.
November 1 » The Maastricht Treaty takes effect, formally establishing the European Union.
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/I112964.php : accessed October 15, 2026), "Janke Postmus (1911-1993)".
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