History
Separation of Powers in Mixed Governments
Quick fact
In the ancient Roman Republic, the Senate, the consuls, and the popular assemblies held separate powers, and this mixed-government model was praised by Polybius as a key reason for Rome's stability—a concept later adapted by modern democratic constitutions.
Why this is interesting
Imagine a government where the same people make the laws, enforce them, and judge you. Sounds like a recipe for disaster? That's why many governments divide power—but how exactly, and why did this idea become so influential?