Filmmakers love to strategically place little details into their films that most audience members won't even notice. When the movie has a real-world historical basis, those little details are often rooted in the real world.
War movies in particular can benefit from historical accuracy. Thanks to the hard work of Redditors over at the r/MovieDetails subreddit, we now know of some of the painstaking work that goes into these cinematic marvels. Not all of the movies on this list are strictly war movies, per se, but all have some sort of real-world combat basis.