The Truth About Opium by William H. Brereton is a book that contains the substance of three lectures delivered at St. James's Hall. The author presents a detailed account of opium and its effects on the human body, mind, and society. He provides a historical perspective on opium use, from its origins in ancient civilizations to its widespread use in the 19th century. The book also covers the economic, social, and political aspects of opium use, including...