"Why an Orthodox Christian cannot be an ecumenist" is a book that explores the complex topic of the relationship between the Orthodox Christian Church and the ecumenism movement. The author carefully examines the history of the development of church doctrines, traditions and views on interaction with other Christian denominations. Based on the study of sources and religious texts, he explains with reason why it is important for Orthodox Christians to adhere to their unique principles and views on religious unity. With the knowledge in this book, you will be able to better understand the essence and meaning of the dogmas of the Orthodox Church and its approach to interaction with other Christian denominations.