A lecture within the framework of the 100th Anniversary of the Tatar Autonomous Soviet Socialist Republic Foundation, was held at the Ministry of Ecology and Natural Resources of the Republic of Tatarstan. Specialists of the State Committee for Archival Affairs of the Republic of Tatarstan addressed the department. They presented historical documents, photographs, newsreel fragments, and audio recordings from the archive fund and spoke about the significant milestones of formation of the Republic of Tatarstan.