810

810 in variouscalendars
Gregorian calendar	810; DCCCX
Ab urbe condita	1563
Armenian calendar	259; ԹՎ ՄԾԹ
Assyrian calendar	5560
Balinese saka calendar	731–732
Bengali calendar	217
Berber calendar	1760
Buddhist calendar	1354
Burmese calendar	172
Byzantine calendar	6318–6319
Chinese calendar	Mình xấuNăm (EarthOx); 3507 or 3300; — to —; Canh dần năm (MetalTiger); 3508 or 3301
Coptic calendar	526–527
Discordian calendar	1976
Ethiopian calendar	802–803
Hebrew calendar	4570–4571
Hindu calendars
-Vikram Samvat	866–867
-Shaka Samvat	731–732
-Kali Yuga	3910–3911
Holocene calendar	10810
Iranian calendar	188–189
Islamic calendar	194–195
Japanese calendar	Daidō5 /Kōnin1; ( hoằng nhân nguyên niên )
Javanese calendar	706–707
Julian calendar	810; DCCCX
Korean calendar	3143
Minguo calendar	1102 beforeROC; Dân trước 1102 năm
Nanakshahi calendar	−658
Seleucid era	1121/1122AG
Thai solar calendar	1352–1353
Tibetan calendar	Âm trâu đất năm; (female Earth-Ox); 936 or 555 or −217; — to —; Dương kim hổ năm; (male Iron-Tiger); 937 or 556 or −216

Millennium:	1st millennium
Centuries:	8th century; 9th century; 10th century;
Decades:	790s; 800s; 810s; 820s; 830s;
Years:	807; 808; 809; 810; 811; 812; 813;

Year810(DCCCX) was acommon year starting on Tuesday(link will display the full calendar) of theJulian calendar.

Events

Spring – The Venetiandukeschange sides again, submitting to KingPepin,under the authority of his fatherCharlemagne,who then proceeds to takeVenice.EmperorNikephoros Isends aByzantine fleettoDalmatia,prompting Pepin to withdraw to the mainland. Alegateis dispatched to Venice, where he deposes theturncoatdukes, before continuing on toAachen,to negotiate a peace with Charlemagne. Charlemagne recognisesByzantinedominance over Venice and Dalmatia in theAdriatic Sea.

KingGodfredof theDanesleads 200Vikingships to plunder theFrisiancoast, and forces themerchantsto pay 100 pounds ofsilver.He claimsNorthern FrisiaasDanishterritory.
Godfred is killed by one of hishousecarls,and is succeeded byHemming.According toNotker of Saint Gall,thebodyguardwho murdered Godfred is possibly one of his sons.^[1]
Al-Andalus(modernSpain): The city ofMéridarises up against theEmirate of Córdoba.^[2]

Tikal Temple III,also known as theTemple of the Jaguar Priest,^[3]is constructed inTikal National Park(modernGuatemala).
TheBook of Kells(also known as theBook of Colomba), anilluminated manuscript,is completed byCelticmonks (approximate date).

^Notker the Stammerer,De Carolo Magno,Book II, Chapter 13.
^Rucquoi, Adeline (1993).Histoire médiévale de la Péninsule ibérique(in French). Paris: Seuil. pp. 443, 86.ISBN 2-02-012935-3.
^Coe 1967, 1988, p. 76.