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Millennium: 2nd millennium
Centuries: 17th century18th century19th century
Decades: 1750s  1760s  1770s  – 1780s –  1790s  1800s  1810s
Years: 1777 1778 177917801781 1782 1783
1780 by topic:
Arts and Sciences
ArchaeologyArchitectureArtLiterature (Poetry) – MusicScience
CanadaDenmarkFranceGreat BritainIrelandNorwayScotlandSwedenUnited States
Lists of leaders
Colonial governorsState leaders
Birth and death categories
Establishments and disestablishments categories
Works category
1780 in other calendars
Gregorian calendar 1780
Ab urbe condita 2533
Armenian calendar 1229
Assyrian calendar 6530
Bengali calendar 1187
Berber calendar 2730
British Regnal year 20 Geo. 3 – 21 Geo. 3
Buddhist calendar 2324
Burmese calendar 1142
Byzantine calendar 7288–7289
Chinese calendar 己亥(Earth Pig)
4476 or 4416
    — to —
庚子年 (Metal Rat)
4477 or 4417
Coptic calendar 1496–1497
Discordian calendar 2946
Ethiopian calendar 1772–1773
Hebrew calendar 5540–5541
Hindu calendars
 - Vikram Samvat 1836–1837
 - Shaka Samvat 1702–1703
 - Kali Yuga 4881–4882
Holocene calendar 11780
Igbo calendar 780–781
Iranian calendar 1158–1159
Islamic calendar 1193–1195
Japanese calendar An'ei 9
Julian calendar Gregorian minus 11 days
Korean calendar 4113
Minguo calendar 132 before ROC
Thai solar calendar 2322–2323

1780 (MDCCLXXX) was a leap year starting on Saturday (dominical letter BA) of the Gregorian calendar and a leap year starting on Wednesday (dominical letter ED) of the Julian calendar, the 1780th year of the Common Era (CE) and Anno Domini (AD) designations, the 780th year of the 2nd millennium, the 80th year of the 18th century, and the 1st year of the 1780s decade. Note that the Julian day for 1780 is 11 calendar days difference, which continued to be used from 1582 until the complete conversion of the Gregorian calendar was entirely done in 1929.




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Final volume, Diderot Encyclopédie.


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  2. 2.0 2.1 Penguin Pocket On This Day. Penguin Reference Library. 2006. ISBN 0-14-102715-0.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  3. "Timeline of the American Revolutionary War". Independence Hall. Archived from the original on May 30, 2007. Retrieved June 1, 2007.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  4. Hattendorf, John (2000). Naval policy and strategy in the Mediterranean: past, present, and future. Taylor & Francis. p. 37. ISBN 0-7146-8054-0.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  5. Harbron, John (1988). Trafalgar and the Spanish Navy. Conway Maritime Press. p. 84. ISBN 0-85177-477-6.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  6. Edler, Friedrich (2001) [1911]. The Dutch Republic and The American Revolution. Honolulu: University Press of the Pacific. pp. 163–166. ISBN 0-89875-269-8.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  7. "Shere-e-Punjab Maharaja Ranjit Singh (1780-1839 AD) (A brief account)". Chandigarh: Institute of Sikh Studies. Retrieved October 10, 2012.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>

Further reading

  • John Blair; J. Willoughby Rosse (1856). "1780". Blair's Chronological Tables. London: H.G. Bohn – via Hathi Trust.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>