From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 28 » The Paris Commune is formally established in Paris.
March 29 » Royal Albert Hall is opened by Queen Victoria.
April 30 » The Camp Grant massacre takes place in Arizona Territory.
May 21 » Opening of the first rack railway in Europe, the Rigi Bahnen on Mount Rigi.
September 28 » The Brazilian Parliament passes a law that frees all children thereafter born to slaves, and all government-owned slaves.
December 24 » The opera Aida premieres in Cairo, Egypt.
Day of marriage April 11, 1917
The temperature on April 11, 1917 was between -5.5 °C and 7.1 °C and averaged 2.1 °C. There was 4.1 mm of rain. There was -0.1 hours of sunshine (0%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. 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.
June 11 » King Alexander assumes the throne of Greece after his father, Constantine I, abdicates under pressure from allied armies occupying Athens.
June 26 » World War I: The American Expeditionary Forces begin to arrive in France. They will first enter combat four months later.
July 31 » World War I: The Battle of Passchendaele begins near Ypres in West Flanders, Belgium.
August 30 » Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority.
October 13 » The "Miracle of the Sun" is witnessed by an estimated 70,000 people in the Cova da Iria in Portugal.
December 9 » World War I: Field Marshal Allenby captures Jerusalem, Palestine.
Day of death July 21, 1936
The temperature on July 21, 1936 was between 11.7 °C and 18.1 °C and averaged 15.1 °C. There was 4.1 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
June 30 » Emperor Haile Selassie of Abyssinia appeals for aid to the League of Nations against Italy's invasion of his country.
July 17 » Spanish Civil War: An Armed Forces rebellion against the recently elected leftist Popular Front government of Spain starts the civil war.
July 20 » The Montreux Convention is signed in Switzerland, authorizing Turkey to fortify the Dardanelles and Bosphorus but guaranteeing free passage to ships of all nations in peacetime.
September 7 » The last thylacine, a carnivorous marsupial named Benjamin, dies alone in its cage at the Hobart Zoo in Tasmania.
October 1 » Spanish Civil War: The Central Committee of Antifascist Militias of Catalonia dissolves itself, handing control of Catalan defence militias over to the Generalitat.
December 5 » The Soviet Union adopts a new constitution and the Kirghiz Soviet Socialist Republic is established as a full Union Republic of the USSR.
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/I49560.php : accessed March 1, 2026), "Jacob Johannes Ykema (1871-1936)".
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