He would shoot the film in France and Italy, for their grand locations, and Yugoslavia, for their cheap armies. These were pre-CG days, and he arranged to borrow 40,000 Romanian infantry and 10,000 cavalry for the battles. “I wouldn’t want to fake it with fewer troops,” he said to an interviewer at the time, “because Napoleonic battles were out in the open, a vast tableau where the formations moved in an almost choreographic fashion. I want to capture this reality on film, and to do so its necessary to recreate all the conditions of the battle with painstaking accuracy.”
Article includes lots of great photos.