The marine area on which, spread the gulfs of Saronikos and Argolikos, it is called Argosaronikos. The Argosaronikos’ islands (Agistri, Aegina, Poros, Salamina, Spetses, Hydra and the coastal area of Methana) they have a rich mythical tradition and a history of many centuries that begins from the Prehistoric era.

The islands connected their progress and course with sea. They flourished in the 6th century B.C. and they achieved an especial development in commerce and navigation. Their flourish reduced when Athens made known as a great marine power, after the end of the Persian wars, in which the islands took part and the most important naval battle between Greeks and Persians took place in the Salamina’s narrow in 480 B.C.

At that time, they accepted Athenians possessors by allotment. Following, they passed in Macedonian’s domination and later on, they submitted to Romans. In the Byzantine era they experienced repeatedly destructions by piratical raids. Very important was also their contribution to the Greek Revolution of 1821.