In this scientific article, a comparative analysis of the concepts of ethnicity and nation is carried out. First, the historical, cultural and political aspects of the concepts of ethnicity and nation are deeply studied in the article. the differences and similarities between these are analyzed, the social importance, role in society, and specific characteristics of each are highlighted.
This article is devoted to studying the role of new signs in the sign language system and their communicative effectiveness. Sign language is of vital importance for people with hearing impairments and is the main tool for ensuring effective communication with them. The article considers the inclusion of new signs in the language system, their importance in expanding the lexical wealth of the language and increasing communicative capabilities.