Centuries: 11th century - 12th century - 13th century
Decades: 1100s 1110s 1120s 1130s 1140s - 1150s - 1160s 1170s 1180s 1190s 1200s
Years: 1149 1150 1151 1152 1153 - 1154 - 1155 1156 1157 1158 1159
King Stephen of England dies at Dover, and is succeeded by his adopted son Henry Plantagenet who becomes King Henry II of England, aged 21.
The Privilegium Minus elevates Austria to the status of a duchy ruled by the Babenburgs family. (see History of Austria).
Sweden's King Eric introduces Christianity to Finland (see History of Finland).
December 14 - Nicholas Breakspear, the only English pope, is elected as Pope Adrian IV, succeding Pope Anastasius IV.
A chateau is built at Chinon by Theobald I, count of Blois.
William I becomes king of Sicily.
Nur ad-Din gains control of Damascus, uniting Syria under one ruler.
Birmingham, England, and the Birmingham Bull Ring are founded.
Bosnia becomes an autonomous duchy.
Belgrade is rebuilt by Byzantine emperor Manuel I Comnenus.
November 11 - Sancho I, King of Portugal
Minamoto no Yoshinaka, last shogun of the late Heian Period of Japanese history
Sune Sik Sverkersson Prince of Sweden
Geoffrey of Monmouth (approximate)
October 25 - Stephen I of England, King of England (1135-1154)
King Roger II of Sicily (1130-1154)
Ramiro II, King of Aragon
Heads of states
England - Henry II Curt Mantle, King of England (reigned 1154 - 1189).
France - Louis VII, King of France (reigned 1137 - 1180).