The temperature on June 20, 1870 was about 19.4 °C. The air pressure was 6 kgf/m2 and came mainly from the west. The airpressure was 77 cm mercury. The atmospheric humidity was 67%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 3 » Construction work begins on the Brooklyn Bridge in New York, United States.
February 9 » US president Ulysses S. Grant signs a joint resolution of Congress establishing the U.S. Weather Bureau.
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
June 26 » The Christian holiday of Christmas is declared a federal holiday in the United States.
August 2 » Tower Subway, the world's first underground tube railway, opens in London, England, United Kingdom.
August 6 » Franco-Prussian War: The Battle of Wörth results in a decisive Prussian victory.
Day of marriage May 16, 1895
The temperature on May 16, 1895 was about 8.3 °C. There was 2 mm of rain. The airpressure was 75 cm mercury. The atmospheric humidity was 75%. Source: KNMI
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
October 22 » In Paris an express train derails after overrunning the buffer stop, crossing almost 30 metres (100ft) of concourse before crashing through a wall and falling 10 metres (33ft) to the road below.
Day of death June 21, 1944
The temperature on June 21, 1944 was between 10.6 °C and 16.6 °C and averaged 12.9 °C. There was 2.5 hours of sunshine (15%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
August 19 » World War II: Liberation of Paris: Paris, France rises against German occupation with the help of Allied troops.
August 29 » World War II: Slovak National Uprising takes place as 60,000 Slovak troops turn against the Nazis.
September 12 » World War II: The liberation of Yugoslavia from Axis occupation continues. Bajina Bašta in western Serbia is among the liberated cities.
September 14 » World War II: Maastricht becomes the first Dutch city to be liberated by allied forces.
November 4 » World War II: The 7th Macedonian Liberation Brigade liberates Bitola for the Allies.
December 17 » World War II: Battle of the Bulge: Malmedy massacre: American 285th Field Artillery Observation Battalion POWs are shot by Waffen-SS Kampfgruppe Joachim Peiper.
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/I54043.php : accessed October 2, 2026), "Dirk van der Ploeg (1870-1944)".
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