Aircraft from the United States, Australia and Japan participate in a COPE North 2019 airpower demonstration formation over the Pacific Ocean, March 6, 2019. CN19 is a long-standing exercise designed to enhance multilateral air operations amongst partner nations and includes humanitarian assistance and disaster relief airlift operations as well as large-force employment. Approximately 2,000 U.S. Airmen, Marines, and Sailors participated alongside approximately 800 Royal Australian Air Force and Koku-Jieitai (Japan Air Self Defense Force) members during the exercise. (U.S. Air Force Photo by Capt. Adam Engelhart)