1140s

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

Decades: 1090s 1100s 1110s 1120s 1130s - 1140s - 1150s 1160s 1170s 1180s 1190s

Years: 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149

• Abbot Suger rebuilds the monastery of St Denis[?] outside Paris, seen as the initiation of the Gothic style.
• Gratian's Decretals reinvigorate study of canon law and civil law.

• 1142
  • End of the reign of Emperor Sutoku of Japan
  • Emperor Konoe ascends to the throne of Japan
• 1143 Celestine II is elected pope.
• 1144 Pope Celestine II is succeeded by Pope Lucius II
• 1146 Saint Bernard of Clairvaux preaches the Second Crusade at Vezelay, Burgundy
• 1145 - 1147: Second Crusade. Crusaders capture Lisbon from Muslims