The temperature on April 28, 1890 was about 12.3 °C. The air pressure was 1 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 53%. Source: KNMI
January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 3 » Idaho is admitted as the 43rd U.S. state.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
October 1 » Yosemite National Park is established by the U.S. Congress.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
Day of death July 4, 1968
The temperature on July 4, 1968 was between 6.6 °C and 22.0 °C and averaged 15.2 °C. There was 13.1 hours of sunshine (79%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 7 » Surveyor Program: Surveyor 7, the last spacecraft in the Surveyor series, lifts off from launch complex 36A, Cape Canaveral.
April 20 » English politician Enoch Powell makes his controversial "Rivers of Blood" speech.
August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
October 14 » The 6.5 Mw Meckering earthquake shook the southwest portion of Western Australia with a maximum Mercalli intensity of IX (Violent), causing $2.2 million in damage and leaving 20–28 people injured.
October 16 » Kingston, Jamaica is rocked by the Rodney riots, inspired by the barring of Walter Rodney from the country.
November 11 » Vietnam War: Operation Commando Hunt initiated. The goal is to interdict men and supplies on the Ho Chi Minh trail, through Laos into South Vietnam.
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/I201703.php : accessed October 17, 2026), "Evert Matheus Kroon (1890-1968)".
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