1826

1826 in other calendars
Gregorian calendar	1826; MDCCCXXVI
Ab urbe condita	2579
Armenian calendar	1275; ԹՎ ՌՄՀԵ
Assyrian calendar	6576
Bengali calendar	1233
Berber calendar	2776
British Regnal year	6 Geo. 4 – 7 Geo. 4
Buddhist calendar	2370
Burmese calendar	1188
Byzantine calendar	7334–7335
Chinese calendar	乙酉年 (Wood Rooster); 4522 or 4462; — to —; 丙戌年 (Fire Dog); 4523 or 4463
Coptic calendar	1542–1543
Discordian calendar	2992
Ethiopian calendar	1818–1819
Hebrew calendar	5586–5587
Hindu calendars
- Vikram Samvat	1882–1883
- Shaka Samvat	1748–1749
- Kali Yuga	4927–4928
Holocene calendar	11826
Igbo calendar	826–827
Iranian calendar	1204–1205
Islamic calendar	1241–1242
Japanese calendar	Bunsei 9; (文政９年)
Julian calendar	Gregorian minus 12 days
Korean calendar	4159
Minguo calendar	86 before ROC; 民前86年
Thai solar calendar	2368–2369
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Millennium:	2nd millennium
Centuries:	18th century – 19th century – 20th century
Decades:	1790s 1800s 1810s – 1820s – 1830s 1840s 1850s
Years:	1823 1824 1825 – 1826 – 1827 1828 1829

1826 (MDCCCXXVI) was a common year starting on Sunday (dominical letter A) of the Gregorian calendar and a common year starting on Friday (dominical letter C) of the Julian calendar, the 1826th year of the Common Era (CE) and Anno Domini (AD) designations, the 826th year of the 2nd millennium, the 26th year of the 19th century, and the 7th year of the 1820s decade. Note that the Julian day for 1826 is 12 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.

Events

January 15 – The French newspaper Le Figaro begins publication in Paris, initially as a weekly.
January 30 – The Menai Suspension Bridge, built by engineer Thomas Telford, is opened between the island of Anglesey and the mainland of Wales.
February 8 – Unitarian Bernardino Rivadavia becomes the first President of Argentina.
February 11
- University College London is founded, under the name University of London.
- Swaminarayan writes the Shikshapatri, an important text within Swaminarayan Hinduism.
February 13 – The American Temperance Society is founded.
February 24 – Treaty of Yandabo ends First Anglo-Burmese War, Britain gains Assam, Manipur, Rakhine and Tanintharyi.

April 1 – Samuel Morey patents an internal combustion engine.
April 10 – Third Siege of Missolonghi ends with the massacre of thousands of the Greek defenders by the Ottoman besiegers.
May 28 – Pedro I of Brazil abdicates as King of Portugal.
June – Photography: Nicéphore Niépce makes a true photograph.
June 14–15 – The Auspicious Incident: Mahmud II, sultan of Ottoman Empire, crushes the last mutiny of janissaries in Istanbul.
June 21 – Greek War of Independence: Attempted Ottoman–Egyptian invasion of Mani begins.
June 22 – The Pan-American Congress of Panama tries (unsuccessfully) to unify the republics of the Americas.

Early July – Ludwig van Beethoven puts the finishing touches on the String Quartet in C sharp Minor, Opus 131, the jewel in the crown of his late string quartets.
July 4 – Former US Presidents Thomas Jefferson and John Adams both die on the 50th Anniversary of the signing of the United States Declaration of Independence.
July 26 – The last auto-da-fé is held in Valencia.
August – The town of Crawford Notch suffers a landslide. Those killed include the Willey family, after whom Mount Willey is named.
August 10 – The first Cowes Regatta is held on the Isle of Wight in the UK.^[1]
August 18 – Explorer Alexander Gordon Laing becomes the first European to reach Timbuktu.^[2]
September 21 – Construction of the Rideau Canal begins in Canada.

October 1 – Opening of the Monkland and Kirkintilloch Railway in Scotland.^[3]
October 7 – The first train operates over the Granite Railway in Massachusetts.^[4]^[5]
December 21 – Fredonian Rebellion: American settlers in Mexican Texas make the first attempt to secede from Mexico, establishing the Republic of Fredonia, which will survive for just over a month.
December 25
- The Eggnog Riot breaks out at the United States Military Academy in West Point, New York during the early morning hours, but is squelched by Christmas chapel service.
- Major Edmund Lockyer arrives at King George Sound to take possession of the western part of Australia, establishing a settlement near Albany.

The oldest surviving photograph, Nicéphore Niépce, circa 1826

The first railway tunnel is built en route between Liverpool and Manchester in England.
The British East India Company colony of the Straits Settlements is established.
Aniline is first isolated from the destructive distillation of indigo by Otto Unverdorben.
Ludwig van Beethoven composes the Große Fuge.
Mahmud II's council orders the janissaries to drill in the European manner.

January 3 – Louis-Gabriel Suchet, French marshal (b. 1770)
January 17 – Juan Crisóstomo Arriaga, Spanish composer (b. 1806)
March 29 – Johann Heinrich Voss, German poet (b. 1751)
April 25 – Karl Ludwig von Phull, German military leader (b. 1757)
May 7 – Sophie Hagman, Swedish ballerina and royal mistress (b. 1758)
May 16 – Elizabeth Alexeievna (Louise of Baden), Empress Consort of Russian Emperor Alexander I (b. 1779)
May 16 – Joseph Holt, 1798 United Irish rebel general (b. 1756)
June 3 – Nikolay Karamzin, reformer of the Russian language (b. 1766)
June 5 – Carl Maria von Weber, German composer (b. 1786)
June 7 – Joseph von Fraunhofer, German optician (b. 1787)

July 4
- John Adams, 2nd President of the United States (b. 1735)
- Thomas Jefferson, 3rd President of the United States (b. 1743)
July 5 – Stamford Raffles, British colonial governor and founder of Singapore (b. 1781)
July 8 – Luther Martin, delegate to the American Constitutional Convention (b. 1746)
July 22 – Giuseppe Piazzi, Italian astronomer (b. 1746)
August 13 – René Laennec, French physician (b. 1781)
November 23 – Johann Elert Bode, German astronomer (b. 1747)

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