The temperature on October 7, 1864 was about 12.9 °C. The air pressure was 3 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 52%. 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.
April 8 » American Civil War: Battle of Mansfield: Union forces are thwarted by the Confederate army at Mansfield, Louisiana.
May 7 » American Civil War: The Army of the Potomac, under General Ulysses S. Grant, breaks off from the Battle of the Wilderness and moves southwards.
August 22 » Twelve nations sign the First Geneva Convention, establishing the rules of protection of the victims of armed conflicts.
November 4 » American Civil War: Confederate troops bombard a Union supply base and destroy millions of dollars in material at the Battle of Johnsonville.
November 11 » American Civil War: General William Tecumseh Sherman begins burning Atlanta to the ground in preparation for his march to the sea.
December 15 » American Civil War: Battle of Nashville: The Union's Army of the Cumberland routs and destroys the Confederacy's Army of Tennessee, ending its effectiveness as a combat unit.
Day of marriage May 6, 1887
The temperature on May 6, 1887 was about 11.2 °C. The air pressure was 10 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 82%. 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.
February 8 » The Dawes Act authorizes the President of the United States to survey Native American tribal land and divide it into individual allotments.
June 8 » Herman Hollerith applies for US patent #395,781 for the 'Art of Compiling Statistics', which was his punched card calculator.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
July 26 » Publication of the Unua Libro, founding the Esperanto movement.
October 1 » Balochistan is conquered by the British Empire.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I45409.php : accessed February 12, 2026), "Jan Posma (1864-????)".
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