The Eastern Economic and Development Organization, in short, Eastern Alliance, is one of 10 factions during the Race and an interstellar alliance for development and prosperity between the Eastern Asian Federation, three main alliances on the Andromeda Galaxy and millions of their commonwealths across the galaxies, spanning at least 22 main worlds in 14 solar systems. By the time of 2186, the estimate population of the Alliance is about 108 ~ 129 billion people.