The temperature on March 30, 1886 was about 8.7 °C. There was 3 mm of rain. The air pressure was 40 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
September 4 » American Indian Wars: After almost 30 years of fighting, Apache leader Geronimo, with his remaining warriors, surrenders to General Nelson Miles in Arizona.
November 30 » The Folies Bergère stages its first revue.
Day of marriage May 22, 1909
The temperature on May 22, 1909 was between 11.2 °C and 26.3 °C and averaged 18.0 °C. There was 12.3 hours of sunshine (77%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 9 » Ernest Shackleton, leading the Nimrod Expedition to the South Pole, plants the British flag 97 nautical miles (180km; 112mi) from the South Pole, the farthest anyone had ever reached at that time.
January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
April 18 » Joan of Arc is beatified in Rome.
Day of death February 11, 1971
The temperature on February 11, 1971 was between -2.2 °C and 6.7 °C and averaged 2.1 °C. There was 0.1 mm of rain. There was 4.7 hours of sunshine (49%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 21 » The current Emley Moor transmitting station, the tallest free-standing structure in the United Kingdom, begins transmitting UHF broadcasts.
February 15 » The decimalisation of British coinage is completed on Decimal Day.
February 21 » The Convention on Psychotropic Substances is signed at Vienna.
February 24 » The All India Forward Bloc holds an emergency central committee meeting after its chairman, Hemantha Kumar Bose, is killed three days earlier. P.K. Mookiah Thevar is appointed as the new chairman.
September 9 » The four-day Attica Prison riot begins, eventually resulting in 39 dead, most killed by state troopers retaking the prison.
November 12 » Vietnam War: As part of Vietnamization, US President Richard Nixon sets February 1, 1972 as the deadline for the removal of another 45,000 American troops from 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/I181759.php : accessed October 20, 2026), "Roelfke Wijkstra (1886-1971)".
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