I get the answer anwer is <span>North China Plain</span>
        
             
        
        
        
Many events occurred in the beginning of 16th
century, a few years before Martin Luther began the Protestant Reformation. It includes clergy abuse. This led to people criticizing
the Catholic Church.  However, there was
a split of religion over doctrine, not corruption or clergy abuse.
 
        
             
        
        
        
I thank that it is the Indian Removal Act.