The book "The Life and Death of Johan van Barneveld, Advocate of Holland: With a Survey of the Principal Causes and Proceedings of the Thirty Years' War, 1617" is written by the distinguished American historian John Lothrop Motley. In his work, the author reveals the complex political and military vicissitudes of the Thirty Years' War, and also talks about the life and activities of the prominent Dutch politician - Johan van Barneveld. The book analyzes in detail the causes and consequences of this important part of the history of Europe in the 17th century, revealing the important events and deposits of that time. Motley's work is considered a classic source for the study of the political history of this period.