The temperature on April 27, 1870 was about 8.3 °C. There was 0.3 mm of rain. The air pressure was 20 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. Source: KNMI
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).
January 3 » Construction work begins on the Brooklyn Bridge in New York, United States.
January 10 » John D. Rockefeller incorporates Standard Oil.
February 3 » The Fifteenth Amendment to the United States Constitution is ratified, guaranteeing voting rights to male citizens regardless of race.
February 27 » The current flag of Japan is first adopted as the national flag for Japanese merchant ships.
February 28 » The Bulgarian Exarchate is established by decree of Sultan Abdülaziz of the Ottoman Empire.
August 6 » Franco-Prussian War: The Battle of Wörth results in a decisive Prussian victory.
Day of death January 21, 1936
The temperature on January 21, 1936 was between 2.1 °C and 6.0 °C and averaged 4.4 °C. There was 2.4 mm of rain during 0.8 hours. There was 0.1 hours of sunshine (1%). The average windspeed was 6 Bft (strong wind) and was prevailing from the south-southwest. Source: KNMI
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.
July 21 » Spanish Civil War: The Central Committee of Antifascist Militias of Catalonia is constituted, establishing an anarcho-syndicalist economy in Catalonia.
July 22 » Spanish Civil War: The Popular Executive Committee of Valencia takes power in the Valencian Community.
October 5 » The Jarrow March sets off for London.
November 8 » Spanish Civil War: Francoist troops fail in their effort to capture Madrid, but begin the 3-year Siege of Madrid afterwards.
November 25 » In Berlin, Germany and Japan sign the Anti-Comintern Pact, agreeing to consult on measures "to safeguard their common interests" in the case of an unprovoked attack by the Soviet Union against either nation. The pact is renewed on the same day five years later with additional signatories.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I299409.php : accessed February 25, 2026), "Hendrik IJdens (1870-1936)".
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