PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, right, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, left, tour the housing facilities on the Royal Australian Navy base HMAS Stirling during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, left, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, right, receive a tour of the housing facilities on the Royal Australian Navy base HMAS Stirling during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, left, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, center, receive a tour of the housing facilities on the Royal Australian Navy base HMAS Stirling during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, receives a tour of the Diamantina Pier on the Royal Australian Navy base HMAS Stirling during his visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, center, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, right, receive a tour of the Diamantina Pier on the Royal Australian Navy base HMAS Stirling during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, center, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, right, receive a tour of the Diamantina Pier on the Royal Australian Navy base HMAS Stirling during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, left; converses with Capt. Ken Burleigh, commanding officer, HMAS Stirling, center; and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, before a tour of the Royal Australian Navy base in Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, right, meets with Sailors assigned to Patrol Squadron (VP) 26 during his visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, left, and Vice Adm. Yasuhiro Kunimi, vice chief of staff, Japan Maritime Self-Defense Force, pose for a photo at the Indian Ocean Defence & Security (IODS) 2026 Conference and Exhibition in Perth, Australia, May 25, 2026. IODS 2026, Australia’s premier forum on defence and security in the Indian Ocean region, is a strategically focused international defense and security event designed to facilitate high-level engagement on shared regional challenges, capability development, and sovereign industry growth. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, right, converses with Vice Adm. Yasuhiro Kunimi, vice chief of staff, Japan Maritime Self-Defense Force, at the Indian Ocean Defence & Security (IODS) 2026 Conference and Exhibition in Perth, Australia, May 25, 2026. IODS 2026, Australia’s premier forum on defence and security in the Indian Ocean region, is a strategically focused international defense and security event designed to facilitate high-level engagement on shared regional challenges, capability development, and sovereign industry growth. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, right, and Vice Adm. Mark Hammond, chief of navy, Royal Australian Navy, pose for a photo with a plaque in Kings Park given to the state of Western Australia in 1982 by Adm. James D. Watkins, commander in chief, U.S. Pacific Fleet, during Koehler’s visit to Perth, Australia, May 25, 2026. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share

PERTH, Australia

U.S. Navy Adm. Steve Koehler, commander, U.S. Pacific Fleet, not pictured, visited Kings Park in Perth, Australia, on May 25, 2026, to view a plaque given to the state of Western Australia by U.S. Navy Adm. James D. Watkins, commander in chief, U.S. Pacific Fleet, in 1982. Koehler’s visit to Australia reaffirmed the U.S. – Australia alliance remains a cornerstone for peace and prosperity in the Indo-Pacific. U.S. Pacific Fleet delivers combat-ready naval forces to defend the homeland and U.S. interests throughout the region, provide credible deterrence, and strengthen U.S. alliances and partnerships to ensure a secure and prosperous Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jeremy R. Boan) Share