Years: 1147 1148 1149 - 1150 - 1151 1152 1153

Decades: 1120s 1130s 1140s - 1150s - 1160s 1170s 1180s

Centuries: 11th century - 12th century - 13th century

Events

• Åhus, Sweden gains city privileges
• City of Airdrie, Scotland founded
• King Sverker I of Sweden is deposed and succeeded by Eric IX of Sweden.
• Albrecht the Bear inhabits Brandenburg
• Peter the Lombard publishes Sentences
• University of Paris, now known as the Sorbonne, founded
• During Crusades, city of Ashkelon fortified with 53 towers by Fatimid rulers
• Earl of Bedford created
• Cubbie Roo's Castle built on Wyre, Orkney
• Mersey Ferry begins running between Liverpool and Birkenhead
• Neuruppin city founded in Brandenburg, Germany
• Rinteln city founed in Lower Saxony, Germany
• Middle Dutch begins to be spoken in what is now Benelux
• Joscelin II of Edessa taken prisoner during Second Crusade
• Earliest textual reference made to Gypsies working as musicians (in Constantinople)
• Castle Rising built in Norfolk, England by William d'Albini, Earl of Arundel
• Garcia IV Ramirez ends reign as King of Navarre
• Bishopric of Aberdeen established

Births

• Rosamund Clifford, mistress of Henry II of England (circa)
• Stephen Langton, Archbishop of Canterbury, who first "chaptered" Bible (circa)
• William de Braose, 4th Lord of Bramber (circa)

Deaths

• Suryavarman II, Khmer king, builder of Angkor Wat
• Pribislav, last king of the Wends