Poll: Greatest U.S. Military Themed Popular Movie?

In honor of all those who have served in the U.S. Armed Forces, a poll featuring the greatest and most popular U.S. military movies ever made. In your opinion, which of these well seen and popular U.S. military movies* is the greatest one of them all? *minimum 100,000+ IMDb votes, 6.9+ IMDb rated and has a U.S. military theme Discuss the topic here.