The authors of the article outline that in modern linguistics, the role of human character in language and speech is studied, new concepts such as the conceptual picture of the world, language portrait, speech portrait, the ratio of language and speech, etc. are defined. The relevance of the article is presented in the linguistic description of the speeches by politicians of the Republican party in connection with the increased international interest in political life. The language features of speeches by American politicians are reviewed. The goal-directed factor of the research is to determine the lexical features of political speeches that characterize representatives of the Republican party as well-known political figures. Methods. Accordingly, the description of the lexicon of politicians, which acts as a lexical analysis in this work, is the main method of research, which is inextricably linked with semantic analysis. The language base for the research is English-language publications, such as The Guardian, the Washington Post, and the New York Times. The results of the study are associated with the identification of words used in political speeches that show the attitude of Republicans to the needs and values of American society, special abbreviations, expressions related to political, military, and social spheres of activity. It is concluded that the lexical and semantic characteristics influence the formation of ideas about the communicative and personal qualities of politicians.