I was thinking of Making a timeline about the Survival of the Southern Song Dynasty.
What is needed for the Southern Song to survive?
What is needed for the Southern Song to survive?
The Mongol Empire has to collapse after conquering the Jin and before invading the Song. Maybe if the Black Plague kills Chinggis and abunch of the Mongol Royal Family.
Well, it shouldn't be impossible. Just make sure neither of them have the power to destroy the other.But is it possible for Yuan and Southern Song to coexist?