- Aristotle.
- Politics.
Here's a basic image:
Here's an explainer:
Here are a few other videos that might also help clarify these categories.
- Aristotle's Classification of States as Monarchy, Tyranny, Aristocracy, Oligarchy, Polity, Democracy.
- Types of Government by Aristotle.
- POLITICAL SYSTEMS 101: Basic Forms of Government Explained.
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For More:
- Monarchy
- Tyranny
- Aristocracy
- Oligarchy
- Polity
- Democracy
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Two General Types of Democracy:
- Direct - Pure - Democracy: People rule directly.
- Indirect - Representative - Democracy: People rule indirectly through representatives.