About the book: 2023 / February 20 Russian House in Yerevan (Rossotrudnichestvo representative office in Armenia) with the assistance of the Institute of Oriental Studies of the Russian Academy of Sciences, the Publishing House of electronic books Aegitas and the Association of Veterans of the Republic of Armenia, held the International Scientific and Practical Conference “195 years of the Turkmanchay Peace Treaty - a milestone of world diplomacy”. The work of the conference was organized in the following main areas: - foreign policy of states in the first half of the 19th century century;—key milestones of the Russian-Persian War of 1826–1828;—the conclusion of the Turkmanchay Peace and its significance in world history, as well as in the life of the peoples of Transcaucasia;—the life and work of the direct heroes of the Russian-Persian War of 1826–1828, in particular, Ivan Paskevich, Alexander Griboedov, Valerian Madatov, Afanasy Krasovsky, Joseph Reutt and others. The conference was attended by researchers, teachers, teachers, graduate students, applicants, undergraduates, students and other interested parties from Armenia and Russia.