The temperature on August 21, 1863 was about 16.5 °C. There was 2 mm of rain. The air pressure was 6.5 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 56%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
June 7 » During the French intervention in Mexico, Mexico City is captured by French troops.
July 4 » American Civil War: The Army of Northern Virginia withdraws from the battlefield after losing the Battle of Gettysburg, signalling an end to the Confederate invasion of U.S. territory.
September 16 » Robert College, in Istanbul, the first American educational institution outside the United States, is founded by Christopher Robert, an American philanthropist.
September 19 » American Civil War: The first day of the Battle of Chickamauga, in northwestern Georgia, the bloodiest two-day battle of the conflict, and the only significant Confederate victory in the war's Western Theater.
September 20 » American Civil War: The Battle of Chickamauga, in northwestern Georgia, ends in a Confederate victory.
October 29 » American Civil War: Battle of Wauhatchie: Forces under Union General Ulysses S. Grant repel a Confederate attack led by General James Longstreet. Union forces thus open a supply line into Chattanooga, Tennessee.
Day of marriage May 16, 1891
The temperature on May 16, 1891 was about 11.3 °C. There was 0.7 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 58%. Source: KNMI
In The Netherlands , there was from April 21, 1888 to August 21, 1891 the cabinet Mackay, with Mr. A. baron Mackay (AR) as prime minister.
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
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/I56227.php : accessed October 9, 2026), "Johannes Wytzes Jansma (1863-????)".
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.