Valiant Formation U.S. Navy and Japan Maritime Self-Defense Force aircraft and vessels move in formation as part of Valiant Shield 2026 in the Philippine Sea, June 21, 2026. Valiant Shield is a biennial training exercise conducted by U.S. and partner nation forces in the western Pacific Ocean, focusing on joint, cross-combatant integration operating seamlessly across sea, air, land and cyberspace. SHARE: Download: Full Size (4.02 MB) Tags: japan, exercises, valiant shield, training, navy, pacom, indo-pacific, valiant shield 26 Credit: Navy Petty Officer 2nd Class Tyler Crowley VIRIN: 260621-N-UM953-9166.JPG Photo Gallery