The book "The German Fighting Mechanism. Her Army, Her Navy, Her Airships, and Why She Separated From the Allied Powers of Europe" was written by Ernest F. Henderson (Ernest Flagg). In his book, the author examines the development and state of the German military machine at the beginning of the 20th century, in particular the German army, navy and air force. Henderson analyzes the reasons that led Germany to war against the Allied Powers of Europe and reveals important aspects of this conflict. Highlighting the technical and strategic aspects of Germany's military activity, the book creates a deep understanding of the events of the time and determines the impact of German military power on the political picture of Europe.