820

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This article is about the year 820. For the number, see 820 (number). For the professional DotA player, see Zou Yitian.
Millennium: 1st millennium
Centuries: 8th century9th century10th century
Decades: 790s  800s  810s  – 820s –  830s  840s  850s
Years: 817 818 819820821 822 823
820 by topic
Politics
State leadersSovereign states
Birth and death categories
BirthsDeaths
Establishment and disestablishment categories
EstablishmentsDisestablishments
820 in other calendars
Gregorian calendar 820
DCCCXX
Ab urbe condita 1573
Armenian calendar 269
ԹՎ ՄԿԹ
Assyrian calendar 5570
Bahá'í calendar −1024 – −1023
Bengali calendar 227
Berber calendar 1770
English Regnal year N/A
Buddhist calendar 1364
Burmese calendar 182
Byzantine calendar 6328–6329
Chinese calendar 己亥(Earth Pig)
3516 or 3456
    — to —
庚子年 (Metal Rat)
3517 or 3457
Coptic calendar 536–537
Discordian calendar 1986
Ethiopian calendar 812–813
Hebrew calendar 4580–4581
Hindu calendars
 - Vikram Samvat 876–877
 - Shaka Samvat 742–743
 - Kali Yuga 3921–3922
Holocene calendar 10820
Igbo calendar −180 – −179
Iranian calendar 198–199
Islamic calendar 204–205
Japanese calendar Kōnin 11
(弘仁11年)
Juche calendar N/A
Julian calendar 820
DCCCXX
Korean calendar 3153
Minguo calendar 1092 before ROC
民前1092年
Thai solar calendar 1363
The eastern hemisphere in 820

Year 820 (DCCCXX) was a leap year starting on Sunday (link will display the full calendar) of the Julian calendar.

Events[edit]

By place[edit]

Asia[edit]

  • Tahir, the son of a slave, is rewarded with the governorship of Khurasan for supporting the caliphate. He rules independently of Baghdad, not even mentioning the caliph's name in Friday prayers in recognition of caliphal authority.

Byzantine Empire[edit]

Europe[edit]

By topic[edit]

Science and technology[edit]

Births[edit]

Deaths[edit]

References[edit]