The book "Opera. An Essay on the Development of Opera. With a Full Description of All Works in the Modern Repertoire" by the famous author Richard Alexander Streatfield is a collection that examines in detail the history and development of opera as a genre. The author invites the reader to dive deeper into the world of opera music, revealing the essence and importance of each work that has entered the modern opera repertoire. The book "Opera" examines key views on the development of opera from its beginnings to the present, explores different styles and trends in operatic art, and also provides a comprehensive overview of modern works of the operatic repertoire. The author tries to convey his love for opera and in-depth knowledge of its creation and performance of each work. "Opera. An essay on the development of opera. With a complete description of all works in the modern repertoire" is not only a source of information for fans of opera art, but also an invitation to the magical and exciting world of the opera stage, where the deepest feelings and emotions are revealed through music.