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.
May 28 » In San Francisco, John Muir organizes the Sierra Club.
July 7 » The Katipunan is established, the discovery of which by Spanish authorities initiated the Philippine Revolution.
September 8 » The Pledge of Allegiance is first recited.
September 9 » Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard.
September 22 » Lindal Railway Incident, providing inspiration for "The Lost Special" by A.C. Doyle and the TV serial Lost.
October 26 » Ida B. Wells publishes Southern Horrors: Lynch Law in All Its Phases.
Day of marriage August 26, 1914
The temperature on August 26, 1914 was between 13.0 °C and 22.4 °C and averaged 16.6 °C. There was 0.5 mm of rain. There was 5.9 hours of sunshine (42%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 8 » First flights (for the Royal Thai Air Force) at Don Mueang International Airport in Bangkok.
May 25 » The House of Commons of the United Kingdom passes the Home Rule Bill for devolution in Ireland.
July 18 » The U.S. Congress forms the Aviation Section, U.S. Signal Corps, giving official status to aircraft within the U.S. Army for the first time.
July 23 » Austria-Hungary issues a series of demands in an ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia accepts all but one of those demands and Austria declares war on July 28.
September 14 » HMASAE1, the Royal Australian Navy's first submarine, was lost at sea with all hands near East New Britain, Papua New Guinea.
September 17 » World War I: The Race to the Sea begins.
Day of death May 11, 1963
The temperature on May 11, 1963 was between 8.1 °C and 10.0 °C and averaged 8.8 °C. There was 6.4 mm of rain during 8.5 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 23 » The Guinea-Bissau War of Independence officially begins when PAIGC guerrilla fighters attack the Portuguese army stationed in Tite.
February 8 » The regime of Prime Minister of Iraq, Brigadier General Abd al-Karim Qasim is overthrown by the Ba'ath Party.
March 8 » The Ba'ath Party comes to power in Syria in a coup d'état by a clique of quasi-leftist Syrian Army officers calling themselves the National Council of the Revolutionary Command.
July 24 » The ship Bluenose II was launched in Lunenburg, Nova Scotia. The schooner is a major Canadian symbol.
August 28 » March on Washington for Jobs and Freedom: The Reverend Martin Luther King, Jr. gives his I Have a Dream speech.
October 12 » After nearly 23 years of imprisonment, Reverend Walter Ciszek, a Jesuit missionary, was released from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I4201.php : accessed January 21, 2026), "Jacobus Gerardus Keijsper (1892-1963)".
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