1020

Events 

 By place 
 Asia 
 Goryeo and the Liao Dynasty exchange embassies following a seven-year territorial disagreement.
 The massive Kandariya Mahadeva Hindu Temple is completed in the Chandela capital of Khajuraho.

 Europe 
 The city of Saint-Germain-en-Laye is founded.
 Henry II of Germany starts his third Italian military campaign .
 Canute the Great establishes the laws of England.

 Births 
 Zhang Zai, Song Dynasty Chinese Neo-Confucian philosopher and cosmologist (d. 1077)
 Su Song, famous Song Dynasty Chinese scientist and engineer (d. 1101)

 Deaths 
 June 12 – Lyfing, Archbishop of Canterbury
 Ferdowsi Tousi, Persian epic poet (b. 935)
 Leif Ericson, Icelandic explorer
 Fan Kuan, Chinese landscape painter

 References