The fortification of the Dvaleti valleys from the north was of great importance for Georgia Kingdoms. After the Mongol invasions in XIII century Dvaleti was inhabited by Ossetian refugees from the north.
The importance of securing the Dvaleti valleys from the north was crucial to the Georgia Kingdoms' security. After being invaded by the Mongols in the 13th century, the region was populated by Ossetian refugees seeking refuge.