Name the principle of government that believes a governments authority is created by and for its citizens

Democracy.

Explanation:

Democracy is "ran by the people" as said by many people. With the citizens in charge of electing higher officials. Even the courts are ran by citizens (Jury.)

It could also be Aristocracy. But I'm certain it's Democracy.

china unilaterally claims the entire south china sea as sovereign territory, then builds artificial islands to bolster its claim. it suddenly activates an air defense identification zone over the east china sea, and threatens to down any aircraft that does not report its position. it builds roads into indian territory, then redraws the maps to show that it is actually chinese territory. the people's republic under president xi jinping is quickly becoming the bully of asia.