__NOTOC__ Year 766 ( DCCLXVI) was a

common year starting on Wednesday A common year starting on Wednesday is any non-leap year (a year with 365 days) that begins on Wednesday, January 1, and ends on Wednesday, December 31. Its dominical letter hence is E. The current year, 2025, is a common year starting on Wedne ...

of the

Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...

, the 766th year of the

Common Era Common Era (CE) and Before the Common Era (BCE) are year notations for the Gregorian calendar (and its predecessor, the Julian calendar), the world's most widely used calendar era. Common Era and Before the Common Era are alternatives to the ...

(CE) and ''

Anno Domini The terms (AD) and before Christ (BC) are used when designating years in the Gregorian calendar, Gregorian and Julian calendar, Julian calendars. The term is Medieval Latin and means "in the year of the Lord" but is often presented using "o ...

'' (AD) ''designations,'' the 766th year of the 1st millennium, the 66th year of the 8th century, and the 7th year of the 760s decade. The denomination 766 for this year has been used since the early medieval period, when the

calendar era A calendar era is the period of time elapsed since one '' epoch'' of a calendar and, if it exists, before the next one. For example, the current year is numbered in the Gregorian calendar, which numbers its years in the Western Christian era ...

became the prevalent method in Europe for naming years.

Events

By place

Byzantine Empire

* August 25 – Emperor

Constantine V Constantine V (; July 718 – 14 September 775) was Byzantine emperor from 741 to 775. His reign saw a consolidation of Byzantine security from external threats. As an able military leader, Constantine took advantage of Third Fitna, civil war ...

publicly humiliates 19 high-ranking

official An official is someone who holds an office (function or Mandate (politics), mandate, regardless of whether it carries an actual Office, working space with it) in an organization or government and participates in the exercise of authority (eithe ...

s in the

Hippodrome of Constantinople The Hippodrome of Constantinople (; ; ) was a Roman circus, circus that was the sporting and social centre of Constantinople, capital of the Byzantine Empire. Today it is a square in Istanbul, Turkey, known as Sultanahmet Square (). The word ...

, after discovering a plot against him. He executes the leaders, Constantine Podopagouros and his brother Strategios, and blinds and exiles the rest. * Autumn – Siege of Kamacha: Abbasid forces under al-Hasan ibn Qahtaba are defeated at the fortress city of Kamacha, in eastern

Cappadocia Cappadocia (; , from ) is a historical region in Central Anatolia region, Turkey. It is largely in the provinces of Nevşehir, Kayseri, Aksaray, Kırşehir, Sivas and Niğde. Today, the touristic Cappadocia Region is located in Nevşehir ...

(modern

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

). A

Byzantine The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...

relief army (12,000 men) forces the Abbasids to retreat into

Armenia Armenia, officially the Republic of Armenia, is a landlocked country in the Armenian Highlands of West Asia. It is a part of the Caucasus region and is bordered by Turkey to the west, Georgia (country), Georgia to the north and Azerbaijan to ...

. * Sabin, ruler (''

khagan Khagan or Qaghan (Middle Mongol:; or ''Khagan''; ) or zh, c=大汗, p=Dàhán; ''Khāqān'', alternatively spelled Kağan, Kagan, Khaghan, Kaghan, Khakan, Khakhan, Khaqan, Xagahn, Qaghan, Chagan, Қан, or Kha'an is a title of empire, im ...

'') of

Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...

, flees to the Byzantine fortress city of Mesembria, from where he escapes to

Constantinople Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...

. Constantine V arranges for the transfer of Sabin's family from Bulgaria.

Abbasid Caliphate

Baghdad Baghdad ( or ; , ) is the capital and List of largest cities of Iraq, largest city of Iraq, located along the Tigris in the central part of the country. With a population exceeding 7 million, it ranks among the List of largest cities in the A ...

nears completion as up to 100,000 labourers create a circular city about 1 or 2 km in diameter (depending on the source). In the center of the "Round City" is a palace built for Caliph

al-Mansur Abū Jaʿfar ʿAbd Allāh ibn Muḥammad al-Manṣūr (; ‎; 714 – 6 October 775) usually known simply as by his laqab al-Manṣūr () was the second Abbasid caliph, reigning from 754 to 775 succeeding his brother al-Saffah (). He is known ...

. The capital is ringed by three lines of

walls Walls may refer to: *The plural of wall, a structure * Walls (surname), a list of notable people with the surname Places * Walls, Louisiana, United States * Walls, Mississippi, United States *Walls, Ontario Perry is a township (Canada), ...

(approximate date).

Asia

* The

Karluks The Karluks (also Qarluqs, Qarluks, Karluqs, , Qarluq, Para-Mongolic languages, Para-Mongol: Harluut, zh, s=葛逻禄, t=葛邏祿 ''Géluólù'' ; customary phonetic: ''Gelu, Khololo, Khorlo'', , ''Khallokh'', ''Qarluq'') were a prominent no ...

defeat the Turgesh Khaganate in

Central Asia Central Asia is a region of Asia consisting of Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan. The countries as a group are also colloquially referred to as the "-stans" as all have names ending with the Persian language, Pers ...

. Most of

Turkestan Turkestan,; ; ; ; also spelled Turkistan, is a historical region in Central Asia corresponding to the regions of Transoxiana and East Turkestan (Xinjiang). The region is located in the northwest of modern day China and to the northwest of its ...

(former Onoq territory) falls under Karluk rule, except west of Lake Aral, where the loose confederation of the

Oghuz Turks The Oghuz Turks ( Middle Turkic: , ) were a western Turkic people who spoke the Oghuz branch of the Turkic language family. In the 8th century, they formed a tribal confederation conventionally named the Oghuz Yabgu State in Central Asia ...

is about to emerge.

By topic

Religion

* Summer – Patriarch Constantine II is deposed and jailed, after the discovery of Constantine Podopagouros' plot against Constantine V. Nicetas I is appointed

patriarch of Constantinople The ecumenical patriarch of Constantinople () is the archbishop of Constantinople and (first among equals) among the heads of the several autocephalous churches that comprise the Eastern Orthodox Church. The ecumenical patriarch is regarded as ...

. * Metten Abbey, near the town of Deggendorf (

Bavaria Bavaria, officially the Free State of Bavaria, is a States of Germany, state in the southeast of Germany. With an area of , it is the list of German states by area, largest German state by land area, comprising approximately 1/5 of the total l ...

), is founded by Gamelbert of Michaelsbuch.

Births

* Al-Fadl ibn Yahya al-Barmaki, Muslim governor (d. 808) * Ali al-Ridha, 8th Shia Imam (d.

818 __NOTOC__ Year 818 ( DCCCXVIII) was a common year starting on Friday of the Julian calendar. Events By place Byzantine Empire * Vikings known as Rus' (Norsemen) plunder the north coast of Anatolia (modern Turkey), marking the first re ...

) *

Harun al-Rashid Abū Jaʿfar Hārūn ibn Muḥammad ar-Rāshīd (), or simply Hārūn ibn al-Mahdī (; or 766 – 24 March 809), famously known as Hārūn al-Rāshīd (), was the fifth Abbasid caliph of the Abbasid Caliphate, reigning from September 786 unti ...

, Muslim

caliph A caliphate ( ) is an institution or public office under the leadership of an Islamic steward with Khalifa, the title of caliph (; , ), a person considered a political–religious successor to the Islamic prophet Muhammad and a leader of ...

(or 763) * Li Cheng,

chancellor of the Tang Dynasty The Grand chancellor (China), chancellor () was a semi-formally designated office position for a number of high-level officials at one time during the Tang dynasty of China. This list also includes List of chancellors of Wu Zetian, chancellors ...

* Zhang Ji, Chinese scholar and

poet A poet is a person who studies and creates poetry. Poets may describe themselves as such or be described as such by others. A poet may simply be the creator (thought, thinker, songwriter, writer, or author) who creates (composes) poems (oral t ...

(approximate date)

Deaths

March 6 Events Pre-1600 * 12 BCE – The Roman emperor Augustus is named Pontifex Maximus, incorporating the position into that of the emperor. * 845 – The 42 Martyrs of Amorium are killed after refusing to convert to Islam. * 1204 &ndas ...

–

Chrodegang Chrodegang (; ;Spellings of his name in (Latin) primary sources are extremely varied: Chrodegangus, Grodegandus, Grodegangus, Grodogangus, Chrodogandus, Krodegandus, Chrodegrangus, Chrotgangus, Ruotgangus, Droctegangus, Chrodegand, and Sirigangus ...

, Frankish bishop * August 25 ** Constantine Podopagouros, Byzantine official ** Strategios Podopagouros, Byzantine general *

Abdullah al-Aftah ʿAbdallāh al-Afṭaḥ ibn Jaʿfar al-Ṣādiq (Arabic: عبدالله الافطح بن جعفر الصادق, d. 766 CE / 149 A.H.) was the eldest son of Ja'far al-Sadiq (after al-Sadiq's death) and the full-brother of Isma'il ibn Jafar. Abda ...

, Shī‘ah Imam and Muslim

scholar A scholar is a person who is a researcher or has expertise in an academic discipline. A scholar can also be an academic, who works as a professor, teacher, or researcher at a university. An academic usually holds an advanced degree or a termina ...

* Fallomon mac Con Congalt, king of Mide (

Ireland Ireland (, ; ; Ulster Scots dialect, Ulster-Scots: ) is an island in the North Atlantic Ocean, in Northwestern Europe. Geopolitically, the island is divided between the Republic of Ireland (officially Names of the Irish state, named Irelan ...

) * Fujiwara no Matate, Japanese

nobleman Nobility is a social class found in many societies that have an aristocracy. It is normally appointed by and ranked immediately below royalty. Nobility has often been an estate of the realm with many exclusive functions and characteristics. T ...

(b. 715) * Muhammad ibn al-Ash'ath al-Khuza'i, Muslim governor

References

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