NOTES AND QUERIES 233 



then speculates on "Why the Mongols were not Christianized." 

 They were apparently not unwilling, but the Church was in a phase of 

 moral and intellectual insolvency. So the Mongols, though founding 

 the Yuan Dynasty in China, the Kipchak Empire in Southern Russia, 

 and the Ilkhan Empire in Persia, turned Buddhist, and ere long 

 reverted to tribalism, and all the structure that they had erected 

 perished. From its ruins rose the Tsardom of Moscow. 



