How many city-states are there?
Monaco, Singapore and Vatican City are the only three sovereign states that exist today. Also known as city-states, sovereign states operate independently, housing a whole country in just one city.
Chief Trevor Carpenter's Blog
How many city-states are there?
Monaco, Singapore and Vatican City are the only three sovereign states that exist today. Also known as city-states, sovereign states operate independently, housing a whole country in just one city.