January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
July 1 » Canada and Bermuda are linked by telegraph cable.
July 10 » Wyoming is admitted as the 44th U.S. state.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
Day of death May 12, 1890
The temperature on May 12, 1890 was about 19.6 °C. The air pressure was 15 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 50%. Source: KNMI
March 4 » The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520m) long, is opened by the Duke of Rothesay, later King Edward VII.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
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.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
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/I68315.php : accessed October 13, 2026), "Geert Peper (1890-1890)".
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