The temperature on October 13, 1863 was about 17.4 °C. The air pressure was 1.5 kgf/m2 and came mainly from the south-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 61%. 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 16 » American Civil War: During the Vicksburg Campaign, gunboats commanded by acting Rear Admiral David Dixon Porter run downriver past Confederate artillery batteries at Vicksburg.
May 22 » American Civil War: Union forces begin the Siege of Port Hudson which lasts 48 days, the longest siege in U.S. military history.
June 7 » During the French intervention in Mexico, Mexico City is captured by French troops.
July 4 » American Civil War: Siege of Vicksburg: Vicksburg, Mississippi surrenders to U.S. forces under Ulysses S. Grant after 47 days of siege. One hundred fifty miles up the Mississippi River, a Confederate army is repulsed at the Battle of Helena, Arkansas.
September 7 » American Civil War: Union troops under Quincy A. Gillmore captures Fort Wagner in Morris Island after a 7-week siege.
November 18 » King Christian IX of Denmark signs the November constitution that declares Schleswig to be part of Denmark. This is seen by the German Confederation as a violation of the London Protocol and leads to the German–Danish war of 1864.
Day of marriage April 9, 1886
The temperature on April 9, 1886 was about 8.3 °C. There was 2 mm of rain. The air pressure was 30 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 77%. 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.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 29 » The pharmacist John Pemberton places his first advertisement for Coca-Cola, which appeared in The Atlanta Journal.
June 13 » A fire devastates much of Vancouver, British Columbia.
November 14 » Friedrich Soennecken first developed the hole puncher, a type of office tool capable of punching small holes in paper.
Day of death June 19, 1948
The temperature on June 19, 1948 was between 8.7 °C and 18.4 °C and averaged 13.2 °C. There was 2.3 mm of rain during 0.6 hours. There was 4.2 hours of sunshine (25%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 4 » Ceylon (later renamed Sri Lanka) becomes independent within the British Commonwealth.
February 19 » The Conference of Youth and Students of Southeast Asia Fighting for Freedom and Independence convenes in Calcutta.
March 17 » Belgium, France, Luxembourg, the Netherlands and the United Kingdom sign the Treaty of Brussels, a precursor to the North Atlantic Treaty establishing NATO.
April 1 » Faroe Islands gain autonomy from Denmark.
September 22 » Gail Halvorsen officially starts parachuting candy to children as part of the Berlin Airlift.
November 12 » In Tokyo, the International Military Tribunal for the Far East sentences seven Japanese military and government officials, including General Hideki Tojo, to death for their roles in World War II.
When copying data from this family tree, please include a reference to the origin: Peter C.J. Perger, "Family tree Perger", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-perger/R191.php : accessed March 1, 2026), "Arend Koops (1863-1948)".
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