The temperature on March 2, 1868 was about 8.1 °C. There was 1 mm of rain. The air pressure was 7 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 77%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
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).
February 24 » Andrew Johnson becomes the first President of the United States to be impeached by the United States House of Representatives. He is later acquitted in the Senate.
May 30 » Decoration Day (the predecessor of the modern "Memorial Day") is observed in the United States for the first time after a proclamation by John A. Logan, head of the Grand Army of the Republic (a veterans group).
July 9 » The 14th Amendment to the United States Constitution is ratified, guaranteeing African Americans full citizenship and all persons in the United States due process of law.
October 7 » Cornell University holds opening day ceremonies; initial student enrollment is 412, the highest at any American university to that date.
November 2 » Time zone: New Zealand officially adopts a standard time to be observed nationally.
December 25 » Pardons for ex-Confederates: United States President Andrew Johnson grants an unconditional pardon to all Confederate veterans.
Day of marriage May 21, 1904
The temperature on May 21, 1904 was between 4.0 °C and 11.5 °C and averaged 8.3 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 17 » Anton Chekhov's The Cherry Orchard receives its premiere performance at the Moscow Art Theatre.
April 5 » The first international rugby league match is played between England and an Other Nationalities team (Welsh and Scottish players) in Central Park, Wigan, England.
April 30 » The Louisiana Purchase Exposition World's Fair opens in St. Louis, Missouri.
May 15 » Russo-Japanese War: The Russian minelayer Amur lays a minefield about 15 miles off Port Arthur and sinks Japan's battleships Hatsuse, 15,000 tons, with 496 crew and Yashima.
August 10 » Russo-Japanese War: The Battle of the Yellow Sea between the Russian and Japanese battleship fleets takes place.
December 6 » Theodore Roosevelt articulated his "Corollary" to the Monroe Doctrine, stating that the U.S. would intervene in the Western Hemisphere should Latin American governments prove incapable or unstable.
Day of death May 4, 1931
The temperature on May 4, 1931 was between 4.9 °C and 12.6 °C and averaged 9.0 °C. There was 0.8 mm of rain during 1.9 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3319.php : accessed January 25, 2026), "Jan Hettinga (1868-1931)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.