Marines with 1st Battalion, 4th Marine Regiment, Marine

Marines with 1st Battalion, 4th Marine Regiment, Marine Rotational Force – Darwin, and soldiers with the Australian Army, Australian Defence Force, hike to their respective training areas April 30 during the Subject One Corporal Army Course at Robertson Barracks, Palmerston, Northern Territory, Australia. Subject One Corporal Army Course is run by the Warrant Officer and Non Commissioned Officer Academy and is an excellent opportunity to improve our knowledge of one another’s militaries which ultimately strengthen our interoperability. Warrant Officer and Non Commissioned Officer Academy is a subordinate training establishment of the Land Warfare Centre, Royal Military College of Australia. (U.S. Marine Corps photo by Cpl. Angel Serna/Released)