U.S. Marines and soldiers, members of the Australian

U.S. Marines and soldiers, members of the Australian Army and members of the Japan Ground Self-Defense Force stand in formation at the end of Exercise Southern Jackaroo at Shoalwater Bay, Queensland, Australia, May 30, 2016. Exercise Southern Jackaroo allowed combined military services to train together and learn from each other during Marine Rotational Force – Darwin. MRF-D is a six-month deployment of Marines into Darwin, Australia, where they will conduct exercises and train with the Australian Defence Forces, strengthening the U.S.-Australia alliance. The Marines are with 1st Battalion, 1st Marine Regiment, MRF-D, and the Australian soldiers are with Battle Group Waratah, 8th Brigade. (U. S. Marine Corps Photo by MCIPAC Combat Camera Lance Cpl. Osvaldo L. Ortega III/Released)