Abstract
The article is dedicated to the opening of the First International Congress of Slavists or as it was also called the Slavic Congress or Congress of Slavic Philologists in the capital of the Czechoslovak Republic, Prague, in 1929. The author focuses on the perception of this event by Russian emigrant scientists who settled in the Czechoslovakia and took part in this scientific forum.The article analizes their reaction to the organization of the congress and the speeches of Soviet representatives of the scientific world, which was reflected on the pages of the Russian émigré press published abroad. The appendix to the article provides detailed biographical information based on various sources about the participants of the congress: guests and hosts. The article along with literature on topic uses newspaper materials of that time, a chronicle of the cultural, scientific and social life of Russian emigrants in Czechoslovakia and a biographical dictionary of emigrants from the Russian Empire in the interwar Czechoslovakia, published in 2023 by the staff of Slavic Institute of the Academy of Sciences of the Czech Republic and invited specialists.