greek
Olympikos is a Greek club it plays in the Greek league.
Greek Socialist League was created in 1953.
Greek Basket League was created in 1927.
The Ionian city-states were induced to revolt against Persian rule, and it spread to mainland Greece. The major players were the Persian Empire and varying coalitions of Greek city-states led first by Sparta, then Athens.
There was no Greek Super League competition in 1950.
There was no Greek Super League competition in 1929.
There was no Greek Super League competition in 1935.
There was no Greek Super League competition in 1941.
There was no Greek Super League competition in 1942.
There was no Greek Super League competition in 1943.
There was no Greek Super League competition in 1944.