The temperature on August 9, 1863 was about 23.4 °C. The air pressure was 1 kgf/m2 and came mainly from the west. The airpressure was 76 cm mercury. The atmospheric humidity was 71%. 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.
January 22 » The January Uprising breaks out in Poland, Lithuania and Belarus. The aim of the national movement is to regain Polish–Lithuanian–Ruthenian Commonwealth from occupation by Russia.
May 6 » American Civil War: The Battle of Chancellorsville ends with the defeat of the Army of the Potomac by the Army of Northern Virginia.
June 14 » Second Assault on the Confederate works at the Siege of Port Hudson during the American Civil War.
June 20 » American Civil War: West Virginia is admitted as the 35th U.S. state.
September 16 » Robert College, in Istanbul, the first American educational institution outside the United States, is founded by Christopher Robert, an American philanthropist.
September 20 » American Civil War: The Battle of Chickamauga, in northwestern Georgia, ends in a Confederate victory.
Day of marriage June 15, 1890
The temperature on June 15, 1890 was about 12.8 °C. The air pressure was 2 kgf/m2 and came mainly from the west-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 77%. Source: KNMI
January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
June 1 » The United States Census Bureau begins using Herman Hollerith's tabulating machine to count census returns.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
October 1 » Yosemite National Park is established by the U.S. Congress.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of death May 17, 1944
The temperature on May 17, 1944 was between 2.0 °C and 12.1 °C and averaged 7.5 °C. There was 4.5 mm of rain during 0.8 hours. There was 0.4 hours of sunshine (3%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. 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.
June 17 » Iceland declares independence from Denmark and becomes a republic.
June 20 » World War II: The Battle of the Philippine Sea concludes with a decisive U.S. naval victory. The lopsided naval air battle is also known as the "Great Marianas Turkey Shoot".
August 21 » World War II: Canadian and Polish units capture the strategically important town of Falaise, Calvados, France.
September 5 » Belgium, Netherlands and Luxembourg constitute Benelux.
October 18 » World War II: Soviet Union begins the liberation of Czechoslovakia from Nazi Germany.
November 29 » World War II: Albania is liberated by the Partisans.
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/I170927.php : accessed February 17, 2026), "Wolter Jan Birza (1863-1944)".
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