Answer;
Antoine-Henri Jomini
Step-by-step explanation;
Antoine-Henri Jomini wrote a famous book on military strategy conceived by a great leader.
-Antoine-Henri Jomini was the most celebrated writer on the Napoleonic art of war. Jomini was present at most of the most important battles of the Napoleonic Wars. He drew on his experience in the armies of French Emperor Napoleon Bonaparte to write the first systematic study of military strategy.