# 829 > Mediated Wiki article. Canonical URL: https://mediated.wiki/source/829 > Markdown URL: https://mediated.wiki/source/829.md > Source: https://en.wikipedia.org/wiki/829 > Source revision: 1340941503 > License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) Calendar year Calendar year Years Millennium 1st millennium Centuries 8th century 9th century 10th century Decades 800s 810s 820s 830s 840s Years 826 827 828 829 830 831 832 v t e 829 by topic Leaders Political entities State leaders Religious leaders Categories Births Deaths v t e 829 in various calendars Gregorian calendar 829 DCCCXXIX Ab urbe condita 1582 Armenian calendar 278 ԹՎ ՄՀԸ Assyrian calendar 5579 Balinese saka calendar 750–751 Bengali calendar 235–236 Berber calendar 1779 Buddhist calendar 1373 Burmese calendar 191 Byzantine calendar 6337–6338 Chinese calendar 戊申年 (Earth Monkey) 3526 or 3319 — to — 己酉年 (Earth Rooster) 3527 or 3320 Coptic calendar 545–546 Discordian calendar 1995 Ethiopian calendar 821–822 Hebrew calendar 4589–4590 Hindu calendars - Vikram Samvat 885–886 - Shaka Samvat 750–751 - Kali Yuga 3929–3930 Holocene calendar 10829 Iranian calendar 207–208 Islamic calendar 213–214 Japanese calendar Tenchō 6 (天長６年) Javanese calendar 725–726 Julian calendar 829 DCCCXXIX Korean calendar 3162 Minguo calendar 1083 before ROC 民前1083年 Nanakshahi calendar −639 Seleucid era 1140/1141 AG Thai solar calendar 1371–1372 Tibetan calendar ས་ཕོ་སྤྲེ་ལོ་ (male Earth-Monkey) 955 or 574 or −198 — to — ས་མོ་བྱ་ལོ་ (female Earth-Bird) 956 or 575 or −197 [Theophilos](/source/Theophilos_(emperor)) is crowned [Byzantine Emperor](/source/List_of_Byzantine_emperors) Year **829** (**[DCCCXXIX](/source/Roman_numerals)**) was a [common year starting on Friday](/source/Common_year_starting_on_Friday) of the [Julian calendar](/source/Julian_calendar). ## Events ### By place #### Byzantine Empire - [October 2](/source/October_2) – Emperor [Michael II](/source/Michael_II) dies after an 8-year reign in [Constantinople](/source/Constantinople), and is succeeded by his 16-year-old son [Theophilos](/source/Theophilos_(emperor)), as sole emperor of the [Byzantine Empire](/source/Byzantine_Empire). He continues his father's ideology of [iconoclasm](/source/Byzantine_Iconoclasm).[1] - [October](/source/October) – [Battle of Thasos](/source/Battle_of_Thasos): [Saracens](/source/Saracen) from the newly founded [Emirate of Crete](/source/Emirate_of_Crete) almost annihilate the [Byzantine fleet](/source/Byzantine_navy) at [Thasos](/source/Thasos), close to the coast of [Thrace](/source/Thrace). The [Cyclades](/source/Cyclades) and other islands in the [Aegean Sea](/source/Aegean_Sea) are pillaged.[2] #### Europe - Emperor [Louis the Pious](/source/Louis_the_Pious) appoints his 6-year-old son [Charles](/source/Charles_the_Bald) (by his second wife [Judith](/source/Judith_of_Bavaria_(died_843))) as ruler of the Frankish subkingdom [Alamannia](/source/Alamannia), enraging his eldest son and co-emperor [Lothair I](/source/Lothair_I), who begins an insurrection. - [Viking](/source/Vikings) chieftain [Halfdan the Black](/source/Halfdan_the_Black) becomes king of [Agder](/source/Agder) (modern [Norway](/source/Norway)). He expands his realm through military conquest and political negotiations, dividing the kingdom of [Vestfold](/source/Vestfold) with his half-brother [Olaf](/source/Olaf_Geirstad-Alf). - [Giustiniano Participazio](/source/Giustiniano_Participazio), doge of [Venice](/source/Republic_of_Venice), dies after a 2-year reign, and is succeeded by his younger brother [Giovanni Participazio](/source/Giovanni_I_Participazio). He continues the work of Giustiniano, in construction of [St. Mark's Basilica](/source/St_Mark's_Basilica). #### Britain - King [Egbert of Wessex](/source/Egbert_of_Wessex) invades [Mercia](/source/Mercia), ousts his rival [Wiglaf](/source/Wiglaf_of_Mercia), and attempts to rule directly from [Wessex](/source/Wessex). He is recognized as overlord (*[bretwalda](/source/Bretwalda)*) of other [English kingdoms](/source/Anglo-Saxon_kingdoms). - Winter – Battle of the River Dore: Egbert of Wessex leads his army against the [Northumbrians](/source/Kingdom_of_Northumbria) as far as [Dore](/source/Dore%2C_South_Yorkshire), where he clashes with King [Eanred of Northumbria](/source/Eanred_of_Northumbria). #### Egypt - The [Nile River](/source/Nile) freezes over.[3] #### China - The [Bai](/source/Bai_people) [kingdom of Nanzhao](/source/Kingdom_of_Nanzhao) captures the city of [Chengdu](/source/Chengdu), in [Sichuan](/source/Sichuan) Province. ### By topic #### Religion - [Ansgar](/source/Ansgar), Frankish [abbot](/source/Abbot) of [Corvey](/source/Imperial_Abbey_of_Corvey) (modern [Westphalia](/source/North_Rhine-Westphalia)), is appointed [missionary](/source/Missionary) to [Sweden](/source/Sweden) by Louis the Pious, at the request of the Swedish king [Björn at Haugi](/source/Bj%C3%B6rn_at_Haugi). - The city of [Wiesbaden](/source/Wiesbaden) ([Germany](/source/Germany)) is first mentioned by [Einhard](/source/Einhard), biographer of former emperor [Charlemagne](/source/Charlemagne) (approximate date). ## Births - [September 8](/source/September_8) – [Ali al-Hadi](/source/Ali_al-Hadi), 10th [Shia Imam](/source/Shia_Imam) (approximate date) - [Al-Nasa'i](/source/Al-Nasa'i), Muslim scholar and [hadith](/source/Hadith) compiler (approximate date) - [Lu Yan](/source/Lu_Yan), [chancellor of the Tang dynasty](/source/Chancellor_of_the_Tang_dynasty) (d. [874](/source/874)) - [Yahya I](/source/Yahya_ibn_Muhammad), Muslim [sultan](/source/Sultan) (d. [864](/source/864)) ## Deaths - [June 1](/source/June_1) – [Li Tongjie](/source/Li_Tongjie), general of the Tang dynasty - [July 30](/source/July_30) – [Shi Xiancheng](/source/Shi_Xiancheng), general of the Tang dynasty - [October 2](/source/October_2) – [Michael II](/source/Michael_II), emperor of the [Byzantine Empire](/source/Byzantine_Empire) (b. [770](/source/770)) - [Abu al-Razi Muhammad](/source/Abu_al-Razi_Muhammad_ibn_'Abd_al-Hamid), Muslim governor - [Cináed mac Mugróin](/source/Cin%C3%A1ed_mac_Mugr%C3%B3in), king of [Uí Failghe](/source/Kingdom_of_U%C3%AD_Failghe) - [Cui Zhi](/source/Cui_Zhi), chancellor of the Tang dynasty (b. [772](/source/772)) - [Giustiniano Participazio](/source/Giustiniano_Participazio), doge of [Venice](/source/Republic_of_Venice) - [Leibulf of Provence](/source/Leibulf_of_Provence), Frankish [nobleman](/source/Nobility) - [Li Yi](/source/Li_Yi_(poet)), Chinese [poet](/source/Chinese_poetry) (or [827](/source/827)) - [Li You](/source/Li_You_(general)), general of the Tang dynasty - [Muiredach mac Ruadrach](/source/Muiredach_mac_Ruadrach), king of [Leinster](/source/Leinster) - ['Umayr ibn al-Walid](/source/'Umayr_ibn_al-Walid), Muslim governor - [Wei Chuhou](/source/Wei_Chuhou), chancellor of the Tang dynasty (b. [773](/source/773)) - [Zheng Yin](/source/Zheng_Yin_(Middle_Tang)), chancellor of the Tang dynasty (b. [752](/source/752)) ## References 1. **[^](#cite_ref-Gregory227_1-0)** Timothy E. Gregory, *A History of Byzantium*, (Blackwell Publishing Ltd, 2010), p. 227. 1. **[^](#cite_ref-2)** Treadgold, Warren (1988). The Byzantine Revival, 780–842, Stanford University Press, p. 268. [ISBN](/source/ISBN_(identifier)) [0-8047-1462-2](https://en.wikipedia.org/wiki/Special:BookSources/0-8047-1462-2). 1. **[^](#cite_ref-3)** Lamb, H. H. (1977) *Climate: Present, Past and Future: Climatic History and the Future* Vol 2, Methuen and Co. Ltd., London. --- Adapted from the Wikipedia article [829](https://en.wikipedia.org/wiki/829) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/829?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.