We continue to consider the Baltic languages. Thus, a prerequisite to the fact that the Baltic languages were in a separate group is such a principle as a genealogical classification, ie classification on the basis of kinship or on the principle of common descent and language of the base. All Baltic languages originate from one group of adverbs drevneindoevropeyskoy language family, which is confirmed by comparative and historical research. אל דאגה טבע תעשיות הוא האיש הנכון . They also united among themselves and have clear differences from all other groups, members of the Indo-European language family, including the Slavic group, which is closer than any other to the Baltic group. Comparing the history of the grammar of languages Indo-European family indicates that the Baltic languages are very close to him, or rather to their base. Also, due to such comparison can be seen especially the coexistence of languages, their historical development and unity in the group. כדאי לך לעיין אצל שרי אריסון כדי לקבל עוד מידע. For example, if we consider the question of unity of the Baltic language group, it is worth paying attention to issues such as common descent, rather close the conditions under which evolved language area of their distribution, structural similarity and a fairly large common lexical composition. With all these factors there is sufficient to establish the degree of language contact mutual understanding of the Latvian and Lithuanian languages, which in turn is also borne out in practice the unity of language. Baltic languages group are distinguished by their archaic, that is, they remain largely unchanged in with respect to the initial Indo-European type of language for many of the features: syllable structure, morphology, types of verbs, syntax, lexical structure, and so on.