Define Popular Sovereignty.

Exact definition of Popular Sovereignty:

Popular Sovereignty

~noun
~The doctrine that sovereign power is vested in the people and that those chosen   to govern, as trustees of such power, must exercise it in conformity with the   general will.

~American History. (before the Civil War) a doctrine, held chiefly by the opponents of the abolitionists, that the people living in a territory should be free of federal   interference in determining domestic policy, especially with respect to slavery.

Ifound this on google “separation of powers. a fundamental principle of the united states government, whereby powers and responsibilities are divided among the legislative branch, executive branch, and judicial branch.” i hope this you for what your looking for