May 18, 2022 - U.S. Marines with 3d Battalion, 7th Marine Regiment, Ground Combat Element, Marine Rotational Force-Darwin (MRF-D) 22, Australian Army soldiers with 6th Battalion, Royal Australian Regiment, 7th Brigade, and Japan Ground Self-Defense Force (JGSDF) soldiers, participate in exercise Southern Jackaroo 22 at Shoalwater Bay Training Area, Queensland, Australia.
Southern Jackaroo is a multilateral exercise carried out by Marines with MRF-D, the Australian Army and JGSDF soldiers, focusing on live-fire and combined arms training.