Page 2: Historical Events In October - 20
Thursday, 04 December 2025
1780 M Pauline Bonaparte, Corsican duchess of Parma/Guastalla on this day in history. 

1781 Patent of Toleration, providing limited freedom of worship, was approved in Habsburg Monarchy on this day in history. 

1784 Lord Henry JT Palmerston, English minister of Foreign affairs on this day in history. 

1786 Harvard University organizes 1st astronomical expedition in US on October - 20. 

1788 On this day in history philip Knapton, composer 

1792 Anton Bernhard Furstenau, composer on October - 20. 

1794 On October - 20 james Adam, System architect (essays on agriculture), dies at about 64 

1803 US Senate ratifies the Louisiana Purchase on this day in history. 

1803 On this day in history uS Senate ratifies Louisiana Purchase 

1808 On this day in history karl [Theodor] Andree, German geographer/journalist (Globus) 

1812 On this day in history austin Flint, 19th century heart research pioneer 

1813 On October - 20 german Kingdom of Westphalia abolished 

1817 On October - 20 first Mississippi showboat leaves Nashville on maiden voyage 

1817 On this day in history 1st Mississippi "Showboat," leaves Nashville on maiden voyage 

1818 On this day in history 49th parallel established as the border between US & Canada 

1818 US & Britain agree to joint control of Oregon country on this day in history. 

1818 On October - 20 49th parallel forms as border between US & Canada 

1819 On October - 20 daniel Edgar Sickles, Major General (Union volunteers), died in 1914 

1819 On October - 20 lambert-Francois Godecharle, composer, dies at 66 

1820 Spain sells part of Florida to US for $5 million on October - 20. 

1820 Benjamin Franklin Cheatham, Major General (Confederate Army) on this day in history. 

1822 The birth of Thomas Hughes, English author on October - 20. 

1822 On October - 20 1st edition of London Sunday Times 

1822 On this day in history mansfield Lovell, Major General (Confederate Army), died in 1884 

1823 Thomas Hughes, England, author (Tom Brown's School Days) on October - 20. 

1827 On this day in history battle at Navarino: Engl/Russ/French fleet beat Turk/Egyptian fleet 

1833 Charles Darwin reaches river mouth of Parana on this day in history. 

1835 On this day in history hMS Beagle leaves Galapagos Archipelago/sails to Tahiti 

1843 1st Chinese immigrant arrives in Suriname on October - 20. 

1843 Victor de Stuers, Dutch art connoisseur on October - 20. 

1847 Little William Nelman poisons his grandfather on this day in history. 

1847 On this day in history little William Nelman poisons his grandpa 

1854 On this day in history alphonse Allais, French author/humorist (Pass the Bile) 

1856 On this day in history arnhem-Oberhausen railway in Netherlands opens 

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