The temperature on April 19, 1890 was about 5.9 °C. There was 0.2 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 95%. Source: KNMI
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
September 25 » The United States Congress establishes Sequoia National Park.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of death February 23, 1961
The temperature on February 23, 1961 was between 1.0 °C and 9.8 °C and averaged 5.3 °C. There was 3.3 mm of rain during 1.6 hours. There was 5.2 hours of sunshine (50%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 3 » The SL-1 nuclear reactor is destroyed by a steam explosion in the only reactor incident in the United States to cause immediate fatalities.
January 11 » Throgs Neck Bridge over the East River, linking New York City's boroughs of The Bronx and Queens, opens to road traffic.
March 2 » John F. Kennedy announces the creation of the Peace Corps in a nationally televised broadcast.
March 15 » At the 1961 Commonwealth Prime Ministers' Conference, South Africa announces that it will withdraw from the Commonwealth when the South African Constitution of 1961 comes into effect.
June 1 » The Canadian Bank of Commerce and Imperial Bank of Canada merge to form the Canadian Imperial Bank of Commerce, the largest bank merger in Canadian history.
June 23 » The Antarctic Treaty System, which sets aside Antarctica as a scientific preserve and limits military activity on the continent, its islands and ice shelves, comes into force.
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/I106282.php : accessed October 20, 2026), "Bregtje Haayema (1890-1961)".
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