|Centuries:||11th century – 12th century – 13th century|
|Decades:||1090s 1100s 1110s – 1120s – 1130s 1140s 1150s|
|Years:||1118 1119 1120 – 1121 – 1122 1123 1124|
- Concordat of Worms condemns Pierre Abélard's writings on the Holy Trinity. Later in the year, Canon Fulbert (not to be confused with Fulbert of Chartres (960-1028)), uncle of Heloise, has Abélard castrated.
- Reading Abbey is founded.
- David the Builder, King of Georgia, with the army of 55,000 defeats the 200,000-strong Muslim coalition troops at Didgori, Eastern Georgia.
- December 11 — Al-Afdal Shahanshah, Caliph of Egypt (b. 1066)
- William of Champeaux, French philosopher
- Zhou Tong, archery teacher and second military arts tutor of famous Song Dynasty General Yue Fei.