"Big Soviet Encyclopedia" is a large reference publication that was created in the Soviet Union. Started in 1926, the encyclopedia aimed to cover all aspects of life, history, culture, science and technology. It included more than 100,000 articles covering more than 120,000 concepts and terms. The "Great Soviet Encyclopedia" reflected the official ideology of the regime, emphasizing the victories of socialism and communism. Its pages contained information about both prominent figures of society and the ideology and policy of the Soviet government. This encyclopedia served as a means of shaping the worldview in Soviet society and played an important role in the self-education of citizens. Despite its ideological orientation, the "Great Soviet Encyclopedia" remains an important document of the cultural history of the Soviet Union and a source for the study of that time.