Europe

• Charles the Bald
  Charles the Bald
  Charles the Bald , Holy Roman Emperor and King of West Francia , was the youngest son of the Emperor Louis the Pious by his second wife Judith.-Struggle against his brothers:He was born on 13 June 823 in Frankfurt, when his elder...
  
  , Louis the German
  Louis the German
  Louis the German , also known as Louis II or Louis the Bavarian, was a grandson of Charlemagne and the third son of the succeeding Frankish Emperor Louis the Pious and his first wife, Ermengarde of Hesbaye.He received the appellation 'Germanicus' shortly after his death in recognition of the fact...
  
   and Lothar
  Lothair I
  Lothair I or Lothar I was the Emperor of the Romans , co-ruling with his father until 840, and the King of Bavaria , Italy and Middle Francia...
  
   meet at Attigny
  Attigny, Ardennes
  Attigny is a commune on the river Aisne in the arrondissement of Vouziers in the département of Ardennes in the Champagne-Ardenne region in northern France.-Councils of Attigny:In 765, St...
  
  .
• Horik II succeeds Horik I as king of Denmark
  Denmark
  Denmark is a Scandinavian country in Northern Europe. The countries of Denmark and Greenland, as well as the Faroe Islands, constitute the Kingdom of Denmark . It is the southernmost of the Nordic countries, southwest of Sweden and south of Norway, and bordered to the south by Germany. Denmark...
  
  .
• Cyngen of Powys makes the first known pilgrimage to Rome
  Rome
  Rome is the capital of Italy and the country's largest and most populated city and comune, with over 2.7 million residents in . The city is located in the central-western portion of the Italian Peninsula, on the Tiber River within the Lazio region of Italy.Rome's history spans two and a half...
  
   of a Welsh
  Wales
  Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...
  
   ruler.
• Viking
  Viking
  The term Viking is customarily used to refer to the Norse explorers, warriors, merchants, and pirates who raided, traded, explored and settled in wide areas of Europe, Asia and the North Atlantic islands from the late 8th to the mid-11th century.These Norsemen used their famed longships to...
  
   Chieftain Hubba
  Ubbe Ragnarsson
  Ubbe, Ubba or Hubba Ragnarsson was a Norse leader during the Viking Age. Ubbe Ragnarsson was one of the sons of Ragnar Lodbrok and, along with his brothers Halfdan and Ivar the Boneless, a leader of the Great Danish Army....
  
   winters in Milford Haven
  Milford Haven
  Milford Haven is a town and community in Pembrokeshire, Wales. It is situated on the north side of the Milford Haven Waterway, a natural harbour used as a port since the Middle Ages. The town was founded in 1790 on the north side of the Waterway, from which it takes its name...
  
   with 23 ships.
• First written record of Novgorod.

Asia

• Jayavarman III
  Jayavarman III
  Very little is known about Jayavarman II's son and successor, Jayavarman III the second ruler of Angkor. An inscription from Prasat Sak describes: "When he failed to capture a wild elephant while hunting, a divinity promised that he would secure the animal if he built a sanctuary." There are some...
  
   succeeds his father Jayavarman II
  Jayavarman II
  Jayavarman II was a 9th century king of Cambodia, widely recognized as the founder of the Khmer Empire, which ruled much of the Southeast Asian mainland for more than six hundred years. Historians formerly dated his reign as running from 802 AD to 850 AD, but some scholars now have set it back to...
  
   as ruler of the Khmer Empire
  Khmer Empire
  The Khmer Empire was one of the most powerful empires in Southeast Asia. The empire, which grew out of the former kingdom of Chenla, at times ruled over and/or vassalized parts of modern-day Laos, Thailand, Vietnam, Burma, and Malaysia. Its greatest legacy is Angkor, the site of the capital city...
  
  .