From January 1820, the ACS sent ships from New York to West Africa.

From 1820 on, Carcassi spent the majority of his time in Paris.

From 1820 to 1848 all Sicily was shaken by upheavals, which culminated on January 12, 1848, with a popular insurrection, the first one in Europe that year, led by Giuseppe La Masa.

From 1820 until 1967, boys under the height of 5 ' 4 " were required to wear the ' Eton suit ', which replaced the tailcoat with the cropped ' Eton jacket ' ( known colloquially as a " bum-freezer ") and included an ' Eton collar ', a large, stiff-starched, white collar.

From 1817 to 1820 he held the post of superintendent of mines, and was raised to the rank of nobility for his services.

From 1820 to 1857, the site was marked by two stones, with the names Hamilton and Burr, placed where they were thought to have stood during the duel.

From 1820 until 1983, there were 179 lightships built for the U. S. government, and they were assigned to 116 separate light stations on four coasts ( including the Great Lakes ).

From 1810 to 1820, Iturbide had fought against those who sought to overturn the Spanish monarchy and Bourbon dynasty's right to rule New Spain and replace that regime with a republic.

From 1784 to 1820, Cape Breton Island was established as a separate colony with a Lieutenant Governor and a nominated Executive Council, but without an elected house of assembly.

From 1782 to 1820, water-powered cotton mills were built along many brooks feeding the Etherow, including six on the Glossop side of the river.

From 1816 to 1820 he studied under Timofei Fedorovich Osipovsky ( 1765 – 1832 ) and graduated from the University of Kharkiv.

From 1820 to 1822 he was superintendent in Keinberg, and in the latter year he was appointed professor ordinarius of systematic and practical theology at Bonn.

From the period of about 1820 to 1850, the Greek Revival style dominated the United States ( for example, the Benjamin F. Clough House in Waltham, Massachusetts ), and could be found as far west as Springfield, Illinois.

From 1813 to 1820, he taught at the university and observed at Dorpat Observatory, and in 1820 became a full professor and director of the observatory.

From the death of his father in 1820 until his own death in 1827, he was the heir presumptive to his elder brother, King George IV, both to the United Kingdom and the Kingdom of Hanover.

From 1812 to 1814 it was the capital of the Province of Comayagua when it again reverted to being the capital of the Intendencia of Comayagua until 1820.

From this union, a daughter Maria was born ( b. July 15, 1820 ).

From 1820 to 1822 he was in the clerical seminary at Wittenberg.

From 1820, the cost of such expansionism led the state to increase its exploitation of forced labor at the expense of agricultural production and thus transformed it into a negative demographic force.

From parts of Canisteo came, in whole or part, the Towns of West Union, Hartsville, Hornellsville ( 1920 ), Greenwood ( 1827 ), Troupsburg ( 1808, 1820 ) and Jasper ( 1927 ).

From 1820 to 1860 he likewise dominated the market for portraits of Sumo wrestlers.

From 1817 to 1819, he visited southern Germany and Italy, and in 1820 published his impressions of the latter in Rom, Römer und Römerinnen.

From 1820 to 1830, Fonblanque was successively employed on the staff of The Times and the Morning Chronicle, whilst he contributed to the Examiner, to the London Magazine and to the Westminster Review.

From its inception in 1920 with the passage of Public Law 236, 66th Congress, the purpose of the vocational rehabilitation program has been to assist the States, by means of grants-in-aid, to return disabled men and women to productive, gainful employment.

From 1920 Eisenhower served with an unprecedented succession of generals – Fox Conner, John J. Pershing, Douglas MacArthur and George Marshall.

From 1920 to 1945, Estonia's border with Russia, set by the 1920 Tartu Peace Treaty, extended beyond the Narva River in the northeast and beyond the town of Petseri in the southeast.

From 1840 to 1920 37 million people immigrated to the United States.

From 1920 through 1923, seventeen uprisings or attempted coups in Honduras contributed to growing United States concern over political instability in Central America.

From 1920, the Va ' ad Leumi ( or Jewish National Council, or JNC ) was the main institution of the Jewish community (" Yishuv ") within the British Mandate of Palestine.

From 1920 leaders such as Mohandas Karamchand Gandhi began highly popular mass movements to campaign against the British Raj using largely peaceful methods.

From around 1920, he developed into an intensely Expressionist artist, moving from illustration to Symbolism.

From 1920 till his death, Lowry served as the Chair of Physical

From its beginning, this famous hospital accepted patients up to the age of fifteen years, and it continues to this day as the pediatric division of the Necker-Enfants Malades Hospital, created in 1920 by merger with the physically contiguous Necker Hospital, founded in 1778.

From December 1920 until September 1921, Magritte served in the Belgian infantry in the Flemish town of Beverlo near Leopoldsburg.

From 1920 to 1935, and again from 1947 to 1959, the inhabitants of the Saarland used postage stamps issued specially for the territory ; see postage stamps and postal history of the Saar for details.

From 1900 to 1920 the university constructed many new facilities, including buildings for the dental and pharmacy programs, chemistry, natural sciences, Hill Auditorium, large hospital and library complexes, and two residence halls.

* From 1918 through 1920, the Spanish flu killed 20 to 100 million people worldwide.

From the time the fair closed until 1920, the Palace of Fine Arts housed the Field Columbian Museum ( now the Field Museum of Natural History, since relocated ); in 1933, the Palace building re-opened as the Museum of Science and Industry.

From the middle 19th century until approximately 1920, nearly all intercity travelers in the United States moved by rail.

From 1920 to 1957, three bodies, successively the Federal Capital Advisory Committee, the Federal Capital Commission, and the National Capital Planning and Development Committee continued to plan the further expansion of Canberra in the absence of Griffin ; however, they were only advisory, and development decisions were made without consulting them, increasing inefficiency.

From 1910 to 1920, the main innovations in special effects were the improvements on the matte shot by Norman Dawn.

From 1919 to 1920, Wojciechowski served as Minister of the Interior for three different Polish governments.

From 1920 the term Staatskanzler was once again used.

From 1920 to 1921 he served as president of the Society.

From May 1920 he worked in Klein Berßen in the former County of Hümmling, now Emsland, and from August 1920 in Nahne, which has been part Osnabruck since 1972.

From 1918 to 1920, during the Russian Civil War, the town was occupied by the Western powers, who had been allied in World War I, and by the White Army forces.