May 31 » Manuel Quimper explores the Strait of Juan de Fuca.
July 12 » The Civil Constitution of the Clergy is passed in France by the National Constituent Assembly.
July 31 » The first U.S. patent is issued, to inventor Samuel Hopkins for a potash process.
August 4 » A newly passed tariff act creates the Revenue Cutter Service (the forerunner of the United States Coast Guard).
October 9 » A severe earthquake in northern Algeria causes severe damage and a tsunami in the Mediterranean Sea and kills three thousand.
December 31 » Efimeris, the oldest Greek newspaper of which issues have survived till today, is published for the first time.
Day of death April 14, 1870
The temperature on April 14, 1870 was about 11.3 °C. The air pressure was 17 kgf/m2 and came mainly from the northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 68%. 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 15 » A political cartoon for the first time symbolizes the Democratic Party with a donkey ("A Live Jackass Kicking a Dead Lion" by Thomas Nast for Harper's Weekly).
January 23 » In Montana, U.S. cavalrymen kill 173 Native Americans, mostly women and children, in what becomes known as the Marias Massacre.
August 6 » Franco-Prussian War: The Battle of Wörth results in a decisive Prussian victory.
August 18 » Franco-Prussian War: Battle of Gravelotte is fought.
September 20 » The Bersaglieri corps enter Rome through the Porta Pia, and complete the unification of Italy.
October 2 » A plebiscite held in Rome, supports annexation of city of Rome by the Kingdom of Italy.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I532424.php : accessed February 6, 2026), "Hendrik Steyn (1790-1870)".
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