The article deals with relations between Frankish (East-Frankish) Empire and The Mojmír ́s Moravia. In 822, its inhabitants were mentioned in written sources for the first time. New contacts with the Fankish world had brought new challenges to the Moravians and their rulers as for the question how to devise their mutual relations. In earlier literary sources they were understood as international. It is necessary to note that these terms are inappropriate for the 9th century.