The temperature on July 21, 1877 was about 19.3 °C. The air pressure was 5 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 61%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
In The Netherlands , there was from November 3, 1877 to August 20, 1879 the cabinet Kappeijne van de Coppello, with Mr. J. Kappeijne van de Coppello (liberaal) as prime minister.
March 2 » Just two days before inauguration, the U.S. Congress declares Rutherford B. Hayes the winner of the 1876 U.S. presidential election even though Samuel J. Tilden had won the popular vote.
May 5 » American Indian Wars: Sitting Bull leads his band of Lakota into Canada to avoid harassment by the United States Army under Colonel Nelson Miles.
May 9 » A magnitude 8.8 earthquake off the coast of Peru kills 2,541, including some as far away as Hawaii and Japan.
June 15 » Henry Ossian Flipper becomes the first African American cadet to graduate from the United States Military Academy.
October 22 » The Blantyre mining disaster in Scotland kills 207 miners.
November 29 » Thomas Edison demonstrates his phonograph for the first time.
Day of marriage July 7, 1900
The temperature on July 7, 1900 was about 13.6 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 82%. Source: KNMI
January 6 » Second Boer War: Having already besieged the fortress at Ladysmith, Boer forces attack it, but are driven back by British defenders.
June 14 » Hawaii becomes a United States territory.
June 17 » Boxer Rebellion: Western Allied and Japanese forces capture the Taku Forts in Tianjin, China.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
Day of death November 6, 1950
The temperature on November 6, 1950 was between 3.5 °C and 7.1 °C and averaged 5.4 °C. There was 0.2 mm of rain during 0.3 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 13 » British submarine HMSTruculent collides with an oil tanker in the Thames Estuary, killing 64 men.
January 31 » Cold War: U.S. President Harry S. Truman announces a program to develop the hydrogen bomb.
June 28 » Korean War: North Korean Army conducts the Seoul National University Hospital massacre.
August 18 » Julien Lahaut, the chairman of the Communist Party of Belgium is assassinated by far-right elements.
November 8 » Korean War: United States Air Force Lt. Russell J. Brown, while piloting an F-80 Shooting Star, shoots down two North Korean MiG-15s in the first jet aircraft-to-jet aircraft dogfight in history.
November 17 » United Nations Security Council Resolution 89 relating to the Palestine Question is adopted.
When copying data from this family tree, please include a reference to the origin: Gert Pieters, "Family tree Koops", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koops/I367.php : accessed December 31, 2025), "Aaltien de Roo (1877-1950)".
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