MARINE CORPS BASE HAWAII (July 8, 2022) Australian Army soldier Private Lucas Hinselwood from 1st Battalion, the Royal Australian Regiment demonstrates the Australian Defense Force's new EF88 Austeyr rifle to a United States Marine during a multi-national weapon familiarization during Rim of the Pacific (RIMPAC) 2022. The event included an aircraft familiarization with the Sea Stallion CH-53E and a display of participating nations weapons to increase combined integration. Twenty-six nations, 38 ships, four submarines, more than 170 aircraft and 25,000 personnel are participating in RIMPAC from June 29 to Aug. 4 in and around the Hawaiian Islands and Southern California. The world's largest international maritime exercise, RIMPAC provides a unique training opportunity while fostering and sustaining cooperative relationships among participants critical to ensuring the safety of sea lanes and security on the world's oceans. RIMPAC 2022 is the 28th exercise in the series that began in 1971. (Photo by Royal Australian Air Force Corporal John Solomon)