The temperature on April 20, 1911 was between 3.9 °C and 15.2 °C and averaged 9.6 °C. There was 11.7 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
July 24 » Hiram Bingham III re-discovers Machu Picchu, "the Lost City of the Incas".
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
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 May 18, 1943
The temperature on May 18, 1943 was between 6.4 °C and 18.5 °C and averaged 12.6 °C. There was 14.3 hours of sunshine (90%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 23 » A fire breaks out at Saint Joseph's Orphanage, County Cavan, Ireland, killing 35 children and one adult.
April 5 » World War II: American bomber aircraft accidentally cause more than 900 civilian deaths, including 209 children, and 1,300 wounded among the civilian population of the Belgian town of Mortsel. Their target was the Erla factory one kilometer from the residential area hit.
June 20 » The Detroit race riot breaks out and continues for three more days.
July 11 » Massacres of Poles in Volhynia and Eastern Galicia by the Ukrainian Insurgent Army within the Reichskommissariat Ukraine (Volhynia) peak.
July 23 » The Rayleigh bath chair murder occurred in Rayleigh, Essex, England.
September 16 » World War II: The German Tenth Army reports that it can no longer contain the Allied bridgehead around Salerno.
Day of death December 29, 1997
The temperature on December 29, 1997 was between 3.4 °C and 7.8 °C and averaged 5.6 °C. There was 1.6 mm of rain during 1.6 hours. There was 5.0 hours of sunshine (64%). The partly or 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 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.
August 20 » Souhane massacre in Algeria; over 60 people are killed and 15 kidnapped.
September 18 » United States media magnate Ted Turner donates US$1billion to the United Nations.
October 4 » The second largest cash robbery in U.S. history occurs in North Carolina
October 15 » The Cassini probe launches from Cape Canaveral on its way to Saturn.
December 6 » A Russian Antonov An-124 Ruslan cargo plane crashes into an apartment complex near Irkutsk, Siberia, killing 67.
December 22 » Hussein Farrah Aidid relinquishes the disputed title of President of Somalia by signing the Cairo Declaration, in Cairo, Egypt. It is the first major step towards reconciliation in Somalia since 1991.
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/I118940.php : accessed October 8, 2026), "Sietze Baron (1911-1997)".
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