AI overview
I don't have enough context to write an accurate overview of "1220" based solely on "year." To provide a factual, 2-sentence explanation of what made 1220 historically significant and why it matters, I would need more information about which events, people, or developments you're interested in learning about from that year.
AI-generated from the Wikipedia summary — may contain errors.
Article
Conquests of Genghis Khan and his sons during his reign (r. 1206–1227) Year 1220 (MCCXX) was a leap year starting on Wednesday of the Julian calendar.
Events