Joint Publication 1

Joint Publication 1 is a fundamental document that outlines how the U.S. military coordinates and works together across different branches—Army, Navy, Air Force, Marine Corps, and Coast Guard—to achieve national security objectives. It provides shared principles, strategic guidance, and roles for joint operations, ensuring that the military functions cohesively, efficiently, and effectively across various missions and environments. The publication promotes unified planning, communication, and decision-making to maximize the military's overall ability to protect the nation and support allies.