The temperature on February 21, 1889 was about 3.5 °C. There was 0.4 mm of rain. The air pressure was 24 kgf/m2 and came mainly from the north-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. Source: KNMI
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
February 11 » Meiji Constitution of Japan is adopted.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
November 14 » Pioneering female journalist Nellie Bly (aka Elizabeth Cochrane) begins a successful attempt to travel around the world in less than 80 days. She completes the trip in 72 days.
Day of marriage March 25, 1911
The temperature on March 25, 1911 was between -0.4 °C and 2.5 °C and averaged 1.3 °C. There was 0.6 mm of rain. There was 1.5 hours of sunshine (12%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the northeast. Source: KNMI
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
January 26 » Glenn Curtiss flies the first successful American seaplane.
January 29 » Mexican Revolution: Mexicali is captured by the Mexican Liberal Party, igniting the Magonista rebellion of 1911.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
Day of death June 11, 1970
The temperature on June 11, 1970 was between 13.5 °C and 27.1 °C and averaged 20.9 °C. There was 14.7 hours of sunshine (88%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
March 6 » An explosion at the Weather Underground safe house in Greenwich Village kills three.
May 31 » The 7.9 Mw Ancash earthquake shakes Peru with a maximum Mercalli intensity of VIII (Severe) and a landslide buries the town of Yungay, Peru. Between 66,794–70,000 were killed and 50,000 were injured.
August 17 » Venera program: Venera 7 launched. It will later become the first spacecraft to successfully transmit data from the surface of another planet (Venus).
September 7 » Fighting begins between Arab guerrillas and government forces in Jordan.
September 8 » Trans International Airlines Flight 863 crashes during takeoff from John F. Kennedy International Airport in New York City, killing all 11 aboard.
October 9 » The Khmer Republic is proclaimed in Cambodia.
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/I87821.php : accessed February 18, 2026), "Willem Snaak (1889-1970)".
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