850

This article is about the year 850. For the Volvo model, see Volvo 850. For the BMW 850i, 850Ci or 850CSi, see BMW 8 Series (E31). For the Fiat model, see Fiat 850.

For the codepage, see CP850.

Year 850 (DCCCL) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar.

Millennium:	1st millennium
Centuries:	8th century 9th century 10th century
Decades:	830s 840s 850s 860s 870s
Years:	847 848 849 850 851 852 853

850 in various calendars

Gregorian calendar	850 DCCCL
Ab urbe condita	1603
Armenian calendar	299 ԹՎ ՄՂԹ
Assyrian calendar	5600
Balinese saka calendar	771–772
Bengali calendar	257
Berber calendar	1800
Buddhist calendar	1394
Burmese calendar	212
Byzantine calendar	6358–6359
Chinese calendar	己巳年 (Earth Snake) 3547 or 3340     — to — 庚午年 (Metal Horse) 3548 or 3341
Coptic calendar	566–567
Discordian calendar	2016
Ethiopian calendar	842–843
Hebrew calendar	4610–4611
Hindu calendars
- Vikram Samvat	906–907
- Shaka Samvat	771–772
- Kali Yuga	3950–3951
Holocene calendar	10850
Iranian calendar	228–229
Islamic calendar	235–236
Japanese calendar	Kashō 3 (嘉祥３年)
Javanese calendar	747–748
Julian calendar	850 DCCCL
Korean calendar	3183
Minguo calendar	1062 before ROC 民前1062年
Nanakshahi calendar	−618
Seleucid era	1161/1162 AG
Thai solar calendar	1392–1393
Tibetan calendar	阴土蛇年 (female Earth-Snake) 976 or 595 or −177     — to — 阳金马年 (male Iron-Horse) 977 or 596 or −176

Viking expansion with conquered areas

King Rorik conquers Friesland (1912)

Events

By place

Europe

• February 1 – King Ramiro I dies in his palace at Santa María del Naranco (near Oviedo), after an 8-year reign. He is succeeded by his son Ordoño I, as ruler of Asturias.
• Danish Viking raiders, led by King Rorik, conquer Dorestad and Utrecht (modern-day Netherlands). Emperor Lothair I recognizes him as ruler of most of Friesland.
• King Louis II, the eldest son of Lothair I, is crowned joint emperor by Pope Leo IV at Rome, and becomes co-ruler of the Middle Frankish Kingdom.

Britain

• King Kenneth I (also called Kenneth MacAlpin) of Alba (modern Scotland) invades Northern Northumbria during the period of 850–858, burning Dunbar and Melrose.
• The Pillar of Eliseg is erected by King Cyngen ap Cadell of Powys (Wales), as a memorial to his great-grandfather Elisedd ap Gwylog (or Eliseg) (approximate date).

Middle East

• The Abbasid caliph al-Mutawakkil issues a decree that orders Jews and Christians to wear the zunnar, honey-coloured outer garments and badge-like patches on their on their servants' clothing.

Japan

• May 6 – Emperor Ninmyō dies after a 17-year reign. He is succeeded by his son Montoku, as the 55th emperor of Japan.

India

• It is hypothesized that sometime around 850 a group of Buddhist pilgrims travelling through a valley near Roopkund (modern India) were killed when caught out in the open in a sudden hailstorm. Their remains were discovered in 1942.

Mesoamerica

• Uxmal becomes the capital of a large state in the Puuk hills region of northern Yucatán (modern Mexico). The city is connected by causeways (sakbe) to other important Puuk sites, such as K'abah, Sayil, and Labna (approximate date).

By topic

Food and Drink

• Coffee is discovered (according to legend) by the Ethiopian goatherder Kaldi in East Africa, who notices that his goats become energetic after chewing the red berries from certain wild bushes (approximate date).

Religion

• April 22 – Gunther becomes archbishop of Cologne (modern Germany).
• June 18 – Perfecto, a Christian priest in Muslim Córdoba, is executed (beheaded) after he refuses to retract critical comments he made about Muhammad.

Births

• June 27 – Ibrahim II, emir of the Aghlabids (d. 902)
• Abu Zayd al-Balkhi, Muslim mathematician (d. 934)
• Adelaide, queen of the West Frankish Kingdom (or 853)
• Aribo of Austria, Frankish margrave (approximate date)
• Arnulf of Carinthia, king of the East Frankish Kingdom (d. 899)
• Berno of Cluny, Frankish abbot (approximate date)
• Du Guangting, Chinese Taoist priest and writer (d. 933)
• Gerolf of Holland, count of Friesland (approximate date)
• Harald Fairhair, king of Norway (approximate date)
• Hatto I, Frankish archbishop (approximate date)
• Herbert I, count of Vermandois (approximate date)
• Hermenegildo Gutiérrez, Galician nobleman (d. 912)
• Hucbald, Frankish music theorist (or 840)
• Ki no Tomonori, Japanese poet (approximate date)
• Onneca Fortúnez, Basque princess (or 848)
• Ranulf II, duke of Aquitaine (d. 890)
• Reginar I, duke of Lorraine (approximate date)
• Seiwa, emperor of Japan (d. 878)
• Smbat I, king of Armenia (approximate date)
• Tuotilo, German monk and composer (approximate date)

Deaths

• February 1 – Ramiro I, king of Asturias
• May 6 – Ninmyō, emperor of Japan (b. 808)
• April 18 – Perfectus, Spanish monk and martyr
• July 14 – Wei Fu, chancellor of the Tang Dynasty
• Amalarius, Frankish archbishop (approximate date)
• Bishr al-Hafi, Muslim theologian (approximate date)
• Eanred, king of Northumbria (approximate date)
• Huangbo Xiyun, Chinese Zen Buddhist monk
• Ishaq ibn Ibrahim, Muslim official and advisor
• Li Deyu, chancellor of the Tang Dynasty (b. 787)
• Muhammad ibn Mūsā al-Khwārizmī, Persian mathematician
• Maura of Troyes, Frankish noblewoman and saint (b. 827)
• Tachibana no Kachiko, empress of Japan (b. 786)
• Stephen of Liège, Frankish bishop (approximate date)
• Vlastimir, Serbian prince (approximate date)
• William of Septimania, Frankish nobleman (b. 826)
• Zhou Lin, governor (jiedushi) of the Tang Dynasty