Athens–Piraeus Electric Railways 1869 as a steam train connecting Athens and its port, Piraeus, and was operated by Athens & Piraeus Railway Co ( or ). The project was considered important, so Queen Olga and the Prime Minister Thrasyvoulos Zaimis attended the inauguration ceremony. There were 8 trains in each direction daily and 9 trains in each direction on Sundays. In 1874 the Athens & Piraeus Railway Company was bought by the Bank of Industrial Credit (). Under the new ownership the railway procured additional rolling stock. Soon the line was extended to Omonoia Square with an underground section constructed with the cut-and-cover
Piraeus derby the 1985–86 season and has not finished above Olympiakos in the league standings since the 1987–88 season. In the 1990s, when Olympiacos was experiencing probably the greatest era of its history while Ethnikos was suffering through what was surely its worst, Ethnikos lost some of its fanbase to Olympiakos. A recent point of contention for Ethnikos fans has to do with Karaiskakis Stadium. Karaiskakis is the traditional home of both Olympiakos and Ethnikos, but only Olympiacos has played there since the stadium was rebuilt for use in the 2004 Summer Olympics. Piraeus derby The Piraeus derby, is an association football