Pax Sinica
Introduction
Muhammad Al Nasir, the defeats Sancho VII of Navarre in the Las Navas de Tolosa and the Cathar crusade of Simon Montfort was a failure and gets defeated, thus the Cathar religion survives and Richard the Lionheart inherits Navarre via Berenguela adding it on the Angevin Empire.
The Almohad Empire stretches from Iberia to OTL Mali and Mauretania.
Pedro II of Aragon vassalizes the County of Toulouse.
Meanwhile in East Asia the Mongols led by Temujin has good relationship with the Jin Empire but they expand in the steppe.
Song Empire survives because the Mongols don’t invade the Jin Empire.