The temperature on October 20, 1864 was about 14.2 °C. The air pressure was 15 kgf/m2 and came mainly from the southwest. The airpressure was 75 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 3 » American Civil War: Battle of Cold Harbor: Union forces attack Confederate troops in Hanover County, Virginia.
September 7 » American Civil War: Atlanta is evacuated on orders of Union General William Tecumseh Sherman.
September 29 » The Treaty of Lisbon defines the boundaries between Spain and Portugal and abolishes the Couto Misto microstate.
October 2 » American Civil War: Confederates defeat a Union attack on Saltville, Virginia. A massacre of wounded Union prisoners (most of them are from a Black cavalry unit) ensues.
October 9 » American Civil War: Union cavalrymen defeat Confederate forces at Toms Brook, Virginia.
October 31 » Nevada is admitted as the 36th U.S. state.
Day of marriage May 11, 1885
The temperature on May 11, 1885 was about 11.4 °C. There was 0.2 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 54%. 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 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
December 30 » The British Colony of Natal annexes Zululand.
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/I204040.php : accessed October 16, 2026), "Antje Datema (1864-1897)".
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.