Not necessarily. Assuming you are talking about the American Civil War, one of the only things that kept the south from capturing Washington D.C. was a note being intercepted and southern plans being known by the north.
The principle is called Popular Sovereignty. Popular since it comes from the populous (people), and sovereignty meaning the right to rule.
The help end segregation of Caucasian people (White people) and African-American people (Black people)
The answer is
Authority that is a function of explicit laws or rules that define the legitimate uses of power is (Legal-Rational)
