They sent troops over to China to subdue them
The main way in which the separation of powers guards against tyranny is by making it impossible for any single branch to become too powerful, since each branch "checks and balances" the others out when it comes to making and enforcing legislation.
Answer: conquerors and viceroyalty’s
Explanation:
Lower south............................
The changes that the Mongols brought to china was :
The Mongols established the Yuan dynasty
It was established by a Mongolian leader named Kublai Khan
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