The book “The Dreyfus Affair” tells the story of the accusation of Jewish French army captain Alfred Dreyfus of spying for Germany at the end of the 19th century. It describes the intricate circumstances of a case that shook France and the whole world and played a significant role in the life of the French and Jewish peoples. This is the first book about the Dreyfus affair published in Russia. It opens up to the reader one of the most fascinating pages of the history of the 19th century. The author of the book, Leonid Praisman, an Israeli historian, is known to the reader for his monographs and articles on the history of terrorism and the Civil War in Russia.