Prompt
Generate an image of a 19th-century Prussian military general, specifically a middle-aged man with a stern expression, wearing a Prussian military uniform with high-ranking officer insignia, sitting at a desk with papers and a quill pen, with a backdrop of a 19th-century European cityscape; he should be surrounded by symbols of war and philosophy, reflecting his work as a military theorist and philosopher, with a focus on realism and historical accuracy, in the style of a formal portrait from the early 19th century.