Citizens from all the over 2,000 Greek city-states were eligible..
Greece
Greece
Nothing - they competed naked.
The Greek people and Athenians and Spartans competed in the Olympic games of Greek.
They didn't. Greek athletes competed naked.
Ancient Olympics were only open to different greek regions.
It is unsure of exactly all the city states who participated, but here are a few:Rhodes, Croton, Sparta, Elis, Krannon (also known as Thessaly), Smyrna, Sybaris,Syrecuse, Heraia (also known as Arkadia), and Thebes.
Individual entries - had to be a citizen of a Greek city-state.
Greece
The ancient Olympic Games in 776 BC primarily featured competitors from various city-states of Greece, as it was an event exclusive to Greek athletes. Notably, there were no countries in the modern sense; instead, athletes represented their individual city-states, such as Athens, Sparta, and Corinth. The games were a significant cultural event, emphasizing unity among the Greek states through competition.
the first olympic games were in greece and only greek atheltes were involved
One country- Greece.