830

This article is about the year 830. For the number, see 830 (number). For the New Jersey bus, see 830 (New Jersey bus). For the year of the pre-Julian Roman calendar, see 830 BC.

Year 830 (DCCCXXX) was a common year starting on Saturday of the Julian calendar.

830 in various calendars

Gregorian calendar	830 DCCCXXX
Ab urbe condita	1583
Armenian calendar	279 ԹՎ ՄՀԹ
Assyrian calendar	5580
Balinese saka calendar	751–752
Bengali calendar	236–237
Berber calendar	1780
Buddhist calendar	1374
Burmese calendar	192
Byzantine calendar	6338–6339
Chinese calendar	己酉年 (Earth Rooster) 3527 or 3320     — to — 庚戌年 (Metal Dog) 3528 or 3321
Coptic calendar	546–547
Discordian calendar	1996
Ethiopian calendar	822–823
Hebrew calendar	4590–4591
Hindu calendars
- Vikram Samvat	886–887
- Shaka Samvat	751–752
- Kali Yuga	3930–3931
Holocene calendar	10830
Iranian calendar	208–209
Islamic calendar	214–215
Japanese calendar	Tenchō 7 (天長７年)
Javanese calendar	726–727
Julian calendar	830 DCCCXXX
Korean calendar	3163
Minguo calendar	1082 before ROC 民前1082年
Nanakshahi calendar	−638
Seleucid era	1141/1142 AG
Thai solar calendar	1372–1373
Tibetan calendar	ས་མོ་བྱ་ལོ་ (female Earth-Bird) 956 or 575 or −197     — to — ལྕགས་ཕོ་ཁྱི་ལོ་ (male Iron-Dog) 957 or 576 or −196

Theophilos chooses Theodora as his wife

Events

By place

Britain

• King Wiglaf of Mercia regains control from Wessex, and returns to the throne.^[1]

Byzantine Empire

• June 5 – Emperor Theophilos, 16, marries the Armenian noblewoman Theodora, in the Hagia Sophia at Constantinople. He chooses her during a representation of a bride-show; she becomes empress (Augusta) of the Byzantine Empire.
• Byzantine–Arab War: Muslim reinforcements from Ifriqiya and Al-Andalus (modern Spain) defeat Byzantine forces under Theodotus in Sicily, but a plague once again compels them to retreat to Mazara del Vallo, and evacuate to North Africa.

Europe

• Emperor Louis the Pious returns from a campaign in Brittany, and is captured by his son Pepin I, king of Aquitaine. He is put under house arrest at Compiegne, and his wife Judith is incarcerated at Poitiers.

North Africa

• The Ad-dimnah Hospital (bimaristan) is created in Kairouan (modern Tunisia), by the Aghlabid emir Ziyadat Allah I.^[2]

South Asia

• About 830 an Arabian dhow sinks on its journey from China to Arabia near the Indonesian island of Belitung, carrying some 60,000 trade items, the largest collection of Tang dynasty artifacts outside of China (Belitung shipwreck).

By topic

Religion

• Nennius, Welsh abbot of Bangor Fawr, compiles the Historia Brittonum. He is also known for the Historia's list of the 12 battles of King Arthur (approximate date).
• Hirsau Abbey (modern Germany) is founded by the Rhenish Franconian count Erlafried of Calw (approximate date).
• Ansgar, a Frankish missionary, visits the trade city Birka, located at Lake Mälaren in Sweden (approximate date).

Births

• Adalard, Frankish nobleman (approximate date)
• Athanasius I, bishop of Naples (d. 872)
• Carloman of Bavaria, Frankish king (or 828)
• Charles, Frankish bishop (or 825)
• Engelberga, Frankish empress (approximate date)
• Irmgard, Frankish abbess (or 833)
• Ishaq ibn Hunayn, Muslim physician (approximate date)
• Junayd of Baghdad, Muslim Sufi (d. 910)
• Kōkō, emperor of Japan (d. 887)
• Lambert III, Frankish nobleman (d. 882)
• Naum of Preslav, Bulgarian writer (approximate date)
• Robert the Strong, Frankish nobleman (approximate date)
• Rimbert, Frankish archbishop (d. 888)
• Rurik, prince of Novgorod (approximate date)
• Wulgrin I, Frankish count (approximate date)
• Yahya ibn Mu'adh al-Razi, Muslim Sufi (d. 871)
• Yunju Daoying, Chinese Buddhist teacher (d. 902)

Deaths

• Æthelwold, bishop of Lichfield
• Ashot I, prince of Iberia (or 826)
• Eardwulf, king of Northumbria (approximate date)
• Egfrid, bishop of Lindisfarne
• Li Jiang, chancellor of the Tang Dynasty (b. 764)
• Sa'id ibn Aws al-Ansari, Muslim linguist
• Wang Jian, Chinese poet (approximate date)
• Zhang Ji, Chinese scholar and poet (approximate date)