Africa

• Creation of the Ad-dimnah hospital in al-Qayrawan by the Aghlabid
  Aghlabid
  The Aghlabids were a dynasty of emirs, members of the Arab tribe of Bani Tamim, who ruled Ifriqiya, nominally on behalf of the Abbasid Caliph, for about a century, until overthrown by the new power of the Fatimid.-History:...
  
   ruler Ziyadat Allah I.

Europe

• Earliest date of composition for the Historia Brittonum, attributed to Nennius
  Nennius
  Nennius was a Welsh monk of the 9th century.He has traditionally been attributed with the authorship of the Historia Brittonum, based on the prologue affixed to that work, This attribution is widely considered a secondary tradition....
  
  , and known for its list of 12 battles of King Arthur
  King Arthur
  King Arthur is a legendary British leader of the late 5th and early 6th centuries, who, according to Medieval histories and romances, led the defence of Britain against Saxon invaders in the early 6th century. The details of Arthur's story are mainly composed of folklore and literary invention, and...
  
  .
• Egbert of Wessex
  Egbert of Wessex
  Egbert was King of Wessex from 802 until his death in 839. His father was Ealhmund of Kent...
  
   defeats the Welsh.
• Christian missionary Ansgar
  Ansgar
  Saint Ansgar, Anskar or Oscar, was an Archbishop of Hamburg-Bremen. The see of Hamburg was designated a "Mission to bring Christianity to the North", and Ansgar became known as the "Apostle of the North".-Life:After his mother’s early death Ansgar was brought up in Corbie Abbey, and made rapid...
  
   visits Birka
  Birka
  During the Viking Age, Birka , on the island of Björkö in Sweden, was an important trading center which handled goods from Scandinavia as well as Central and Eastern Europe and the Orient. Björkö is located in Lake Mälaren, 30 kilometers west of contemporary Stockholm, in the municipality of Ekerö...
  
  , trade city of the Swedes
  Sweden
  Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....
  
  .

Births

• Emperor Kōkō
  Emperor Koko
  was the 58th emperor of Japan, according to the traditional order of succession.Kōkō reigned from 884 to 887.- Traditional narrative :Before his ascension to the Chrysanthemum Throne, his personal name was or Komatsu-tei. He would later be identified sometimes as "the Emperor of...
  
  , emperor of Japan
  Emperor of Japan
  The Emperor of Japan is, according to the 1947 Constitution of Japan, "the symbol of the state and of the unity of the people." He is a ceremonial figurehead under a form of constitutional monarchy and is head of the Japanese Imperial Family with functions as head of state. He is also the highest...
  
   (d. 887
  887
  Year 887 was a common year starting on Sunday of the Julian calendar.- Europe :* The city of Toledo rises against the Umayyad leader....
  
  )
• Carloman, King of Bavaria (d. 880
  880
  Year 880 was a leap year starting on Friday of the Julian calendar.- Religion :* Pope John VIII issues the bull Industriae Tuae, creating an independent ecclesiastical province in Great Moravia with Archbishop Saint Methodius as its head...
  
  )
• Dae Ijin
  Dae Ijin
  Dae Ijin was the king of Balhae, a kingdom in northeast Asia from AD 698 to 926, occupying parts of Manchuria, northern Korea, and Primorsky Krai. The era name of his reign was Hamhwa ....
  
  , king of Korea
  Korea
  Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...
  
  n-Manchuria
  Manchuria
  Manchuria is a historical name given to a large geographic region in northeast Asia. Depending on the definition of its extent, Manchuria usually falls entirely within the People's Republic of China, or is sometimes divided between China and Russia. The region is commonly referred to as Northeast...
  
  n kingdom of Balhae
  Balhae
  Balhae was a Manchurian kingdom established after the fall of Goguryeo. After Goguryeo's capital and southern territories fell to Unified Silla, Dae Jo-yeong, a Mohe general, whose father was Dae Jung-sang, established Jin , later called Balhae.Balhae occupied southern parts of Manchuria and...
  
   (d. 857
  857
  Year 857 was a common year starting on Friday of the Julian calendar.- Byzantine Empire :* Michael III of Byzantium, under the influence of his uncle Bardas, banishes his mother Theodora...
  
  )

Deaths

• January 29 – Ashot I, the first Georgian
  Georgia (country)
  Georgia is a sovereign state in the Caucasus region of Eurasia. Located at the crossroads of Western Asia and Eastern Europe, it is bounded to the west by the Black Sea, to the north by Russia, to the southwest by Turkey, to the south by Armenia, and to the southeast by Azerbaijan. The capital of...
  
   ruler of the Bagratid dynasty
• Saint Glastian, mediator between Scots
  Scottish people
  The Scottish people , or Scots, are a nation and ethnic group native to Scotland. Historically they emerged from an amalgamation of the Picts and Gaels, incorporating neighbouring Britons to the south as well as invading Germanic peoples such as the Anglo-Saxons and the Norse.In modern use,...
  
   and Picts
  Picts
  The Picts were a group of Late Iron Age and Early Mediaeval people living in what is now eastern and northern Scotland. There is an association with the distribution of brochs, place names beginning 'Pit-', for instance Pitlochry, and Pictish stones. They are recorded from before the Roman conquest...