petty tyrant
Examples
In a republic, that paradise of debility, the politician is a petty tyrant who obeys the laws.
Petty tyrant a long time back. He built this place.” "Trepp said it belonged to the Catholics.” Kawahara shrugged. "Petty tyrant with delusions of religion. Catholics get on well with tyranny. It's in the culture.
Every master of slaves is born a petty tyrant. They bring the judgment of heaven on a Country. As nations can not be rewarded or punished in the next world they must be in this. By an inevitable chain of causes & effects providence punishes national sins, by national calamities.
Every master of slaves is born a petty tyrant.