1172

Years: 1169 1170 1171 - 1172 - 1173 1174 1175

Decades: 1140s 1150s 1160s - 1170s - 1180s 1190s 1200s

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

Events

• Duke Richard of Aquitaine becomes Duke of Poitiers. He later becomes King Richard I of England.
• Pope Gregory VIII hosts the Council of Avranches where Henry II of England is absolved of the sin of murder in the matter of the assassination of Thomas Becket
• The Synod of Cashel ended the Celtic Christian system and brought them under Rome.

Births

• Baldwin I of Constantinople (d. 1205)
• Fujiwara Moroie , last of the Japanese Fujiwara Regents

Deaths

• Agnes, daughter of Italian Count Amadeus III of Savoy