The purpose of the study is to highlight the specific features of the European poster of the 1890s. of the time of its formation on the example of the line of exhibition posters (art posters) of the leading directions of the Art Nouveau style. Methods of research. During the writing of the study, a historical and cultural approach was applied and a systematic approach was used for art-historical, stylistic, and comparative artistic analysis. The scientific novelty consists in conducting an overview art analysis of the exhibition posters of the leading European countries (Great Britain, Germany, Austria and Poland) in comparison with the generalized regularities of the French posters of the period of the 1890s. It was determined that the posters for author’s, personal and group art exhibitions have unique features, and it was outlined all distinctive features of this type of artistic production. The work of the «Glasgow Four» (C. R. Mackintosh, J. G. McNair, the Macdonald sisters) in the field of linear direction posters and the works of other authors were considered. Features of linear organization and individual floreal elements in the posters of German-Austrian Secession artists (F. von Stuck, L. von Hoffmann, P. Behrens, G. Klimt, K. Moser, J. Olbrich and others) were identified on the occasion of various level exhibitions in Munich, Berlin, Vienna in the 1890s. The parameters of the formation of the national and romantic trend in the exhibition poster of Polish artists F. Wygzywalski, Y. Mehoffer, J. Bukowski, and T. Aksentowicz were determined. Visualization techniques were analyzed, taking into account the specifics of the poster and general stylistic trends in the art of those years. Considerable attention was paid to highlighting the regional features of poster design in the specified countries, as well as the features of the authors’ individual style within these regional models. Conclusions. In the general cultural and historical context of the time, the exhibition poster was an important component of the formation of national trends in the artistic style of the time, primarily floreal, linear, national-romantic. Reflecting the stylistic guidelines of the time, the exhibition poster, aimed at a wide audience, contributed to the formation of a holistic artistic vision as a manifestation of the cultural and artistic guidelines of the specified period.