of the founding members of the European Club Association. Olympiacos won the Balkans Cup in 1963, at a time when the competition was considered the second most important in the region after the European Cup, becoming the first ever Greek club to win an international competition. Olympiacos is the most popular football club in Greece, also being the most popular club among the population of Athens, and gathering strong support from Greek communities all over the world. With 83,000 registered members as of April 2006, the club was placed 9th in the 2006 list of football clubs with the most paying members in the world; that figure increased to 98,000 in 2014. Olympiacos share a long-standing rivalry with Panathinaikos, with whom they contest in the "derby of the eternal enemies", the most classic football derby in Greece and one of the most well known around the world. History Early years (1925–1931) Olympiacos was founded on 10 March 1925, in the Athenian port city of Piraeus. The club's initial aim, as stated in the statutes, was the systematic cultivation and development of its athletes' possibilities for participation in athletic competitions, the spreading of the Olympic athletic ideal and the promotion of sportsmanship and fanship among the youth according to egalitarian principles, by stressing a healthy, ethical and social basis as its foundation. Members of "Piraikos Podosfairikos Omilos FC" (Sport and Football Club of Piraeus) and "Piraeus Fans Club FC" decided, during a historical assembly, to dissolve the two clubs in order to establish a new unified one, which would bring this new vision and dynamic to the community. Notis Kamperos, a senior officer of the Hellenic Navy, proposed the name Olympiacos and the profile of a laurel-crowned Olympic winner as the emblem of the new club. Michalis Manouskos, a prominent Piraeus industrialist, expanded the name to its complete and current status, Olympiacos Syndesmos Filathlon Pireos. Besides Kamperos and Manouskos, among the most notable founding members were Stavros Maragoudakis, the post office director; Nikos Andronikos, a merchant; Dimitrios Sklias, a Hellenic Army officer; Nikolaos Zacharias, an attorney; Athanasios Mermigas, a notary public; Kostas Klidouchakis, who became the first goalkeeper in the club's history; Ioannis Kekkes, a stockbroker; and above all, the Andrianopoulos family. Andrianopoulos, a family of well-established Piraeus merchants, played a pivotal role in the founding of Olympiacos. The five brothers, Yiannis, Dinos, Giorgos, Vassilis and Leonidas Andrianopoulos raised the reputation