Europe

• The Vikings besiege Paris
  Siege of Paris (885-886)
  The Siege of Paris of 885 to 886 was a Viking siege of Paris, then capital of the kingdom of the West Franks. It was, in hindsight, the most important event of the reign of the Emperor Charles the Fat and a turning point in the fortunes of the Carolingian dynasty and the history of France.The...
  
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• Godfrith, the Sea King is killed in Lobith
  Lobith
  Lobith is a village in the Dutch province of Gelderland. It is located in the municipality of Rijnwaarden. Traditionally, it is said that the Rhine enters the Netherlands at Lobith, although in reality, this happens about 4 km further upstream, near Spijk....
  
  . The Vikings lose control of most of the modern Netherlands
  Netherlands
  The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...
  
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• Oldest known mention of Baky, Azerbaijan
  Azerbaijan
  Azerbaijan , officially the Republic of Azerbaijan is the largest country in the Caucasus region of Eurasia. Located at the crossroads of Western Asia and Eastern Europe, it is bounded by the Caspian Sea to the east, Russia to the north, Georgia to the northwest, Armenia to the west, and Iran to...
  
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Religion

• September – Pope Stephen V
  Pope Stephen V
  Pope Stephen V was pope from 885 to 891. He succeeded Pope Adrian III, and was in turn succeeded by Pope Formosus. In his dealings with Constantinople in the matter of Photius, as also in his relations with the young Slavonic church, he pursued the policy of Pope Nicholas I.His father, Hadrian, who...
  
   (also referred to as Stephen VI) succeeds Pope Adrian III
  Pope Adrian III
  Pope Saint Adrian III was Pope from May 17, 884 to September 885. He was born at Rome. He died in September 885, at San Cesario sul Panaro , on a journey to Worms, in modern Germany....
  
   as the 110th pope
  Pope
  The Pope is the Bishop of Rome, a position that makes him the leader of the worldwide Catholic Church . In the Catholic Church, the Pope is regarded as the successor of Saint Peter, the Apostle...
  
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Births

• Emperor Daigo
  Emperor Daigo
  was the 60th emperor of Japan, according to the traditional order of succession.Daigo's reign spanned the years from 897 through 930. He is named after his place of burial.-Traditional narrative:...
  
   of Japan
  Japan
  Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...
  
  
• November 26 – Emperor Zhuangzong of Later Tang

Deaths

• April 6 – Saint Methodius, bishop
  Bishop
  A bishop is an ordained or consecrated member of the Christian clergy who is generally entrusted with a position of authority and oversight. Within the Catholic Church, Eastern Orthodox, Oriental Orthodox Churches, in the Assyrian Church of the East, in the Independent Catholic Churches, and in the...
  
   and Bible
  Bible
  The Bible refers to any one of the collections of the primary religious texts of Judaism and Christianity. There is no common version of the Bible, as the individual books , their contents and their order vary among denominations...
  
   translator
• June – Godfrith, the Sea King
• Pope Adrian III
  Pope Adrian III
  Pope Saint Adrian III was Pope from May 17, 884 to September 885. He was born at Rome. He died in September 885, at San Cesario sul Panaro , on a journey to Worms, in modern Germany....