The paper aims to present the way in which the municipal festivals became a reflection of open political competition between the cities of the Roman province of Thrace, drawing parallels with cities in other eastern provinces of the Roman Empire. The inter-city rivalry in the province of Thrace is analyzed in the context of the agonistic culture embedded in it as a Roman province under the strong influence of the Hellenistic heritage. Despite the presence of the agonistic programme, the cult worship remains the core of the festival. The process of agonistic festivals merging with the worship of the imperial cult in the Roman Empire was two-folded. On the one hand it was a way for the provincial cities to worship the Roman emperor, hoping th...