Veneti / Sporoi (common ancestors of all Slavs, Proto-Slavs, and the West Slavs with the same name). It is hypothesized that Proto-Slavs had their origin in western Ukraine - west of the Dnieper, east of the Vistula, south of the Pripyat Marshes and north of the Carpathian Mountains and the Dniester, to the northwest of the Pontic Eurasian Steppes and south of the Baltic peoples, …

Countries where an East Baltic language is the national language. The Baltic languages belong to the Balto-Slavic branch of the Indo-European language family. Baltic languages are spoken by the Balts, mainly in areas extending east and southeast of the Baltic Sea in Northern Europe.. Scholars usually regard them as a single language family divided into two branches: Western …