What are the Four criteria to be considered a state?

The four criteria for a state to be recognized as such are:

1. Permanent population: The state must have a permanent population whose members have a strong sense of national identity.

2. Defined territory: The state must have a defined territory with clear boundaries.

3. Government: The state must have a government that has effective control over the entire defined territory.

4. External recognition: The state must be recognized as an independent state by other states.