The answer is popular sovereignty. Popular sovereignty says that all power lies in the hands of the people.
Explanation :
In simple words, The most popular type of anti-slavery resistance was "daily operations resistance." Slave resistance took many forms, including breaking equipment, feigning injury, staging sluggishness, and committing acts of arson as well as sabotage. One form of resistance was fleeing.
Thus, their resistance was operating at a very personal level. Although, the slavers took some strict actions against it, such as, shooting the resistance candidate on the stop just to make a point of fear.
