The manual examines a wide range of problems of the uniqueness of the Spanish language of the largest Spanish-speaking country - Mexico, as well as the peculiarities of communicative behavior and the linguistic picture of the world of modern Mexicans. Intended for students of philological faculties of higher educational institutions, teachers of the Spanish language, as well as for everyone interested in the specifics of Spanish language in Latin American countries, issues of linguistic variation and intercultural communication. Prepared at the Department of Foreign Languages, Faculty of Philology, RUDN University.