Port of Piraeus permanent navy base for the mighty Athenian fleet. However, in the late 4th century BC began a long period of decline for Piraeus; the harbours were only occasionally used for the Byzantine fleet and the city was mostly deserted throughout the Ottoman occupation of Greece. In 2002 PPA and the Greek government signed a concession agreement. The Greek government leased the port zone lands, buildings and facilities of Piraeus Port to PPA for 40 years. In 2008 the duration of the concession agreement was modified from 40 to 50 years. With this modification the lease is ending in 2052. Since
Ethnikos Piraeus the centre of Piraeus. Ethnikos Piraeus Ethnikos Piraeus (Greek: Εθνικός Πειραιώς) is a Greek multisport club based in Piraeus. It was founded in 1923. The full name of the club is Ethnikos Omilos Filathlon Pireos/Phalirou or Ethnikos OFPF (Greek: Εθνικός Όμιλος Φιλάθλων Πειραιώς-Φαλήρου/Εθνικός ΟΦΠΦ), which means "National Club of Fans of Piraeus and Phalerum". Ethnikos has sections in football, basketball, volleyball, waterpolo, swimming and field hockey. In most of these sports, Ethnikos has won titles and honours. The most successful section is the water polo, which has won many titles in both men's (most Greek championships) and women's teams. Nevertheless,