USNI News Western Pacific Pulse: June 26, 2026

The following is a summary of major ship movements and exercises in the Western Pacific over the last week. Valiant Shield Exercise Valiant Shield 2026 (VS26) began on Monday, taking place taking place in the Commonwealth of the Northern Mariana Islands, Guam, Japan, and at sea around the Mariana Islands Range Complex, with Australia, Japan, Canada and New Zealand joining the U.S. in the drills with a number of activities being carried out. Around the waters of Guam, an Anti-Submarine Warfare exercise is being carried out with the George Washington Carrier Strike Group (CSG) comprising George Washington CSG comprising