Defense News in Brief: Japan, Philippine and U.S. forces conduct Multilateral Maritime Cooperative Activity in South China Sea

Source: United States Navy

SOUTH CHINA SEA — The combined armed forces of Japan, the Philippines and the United States conducted a Multilateral Maritime Cooperative Activity (MMCA) within the Philippines’ Exclusive Economic Zone, Feb. 20-26, 2026. This activity demonstrated a collective commitment to strengthening regional and international cooperation in support of a free and open Indo-Pacific.

Defense News in Brief: Oceanographic Survey Ships – T-AGS

Source: United States Navy

Military Sealift Command’s (MSC) Special Mission program supports worldwide oceanographic programs with six ships that perform acoustical, biological, physical and geophysical surveys. These ships gather data that provide much of the military’s information on the ocean environment. The collected data helps to improve technology in undersea warfare. The oceanographic and hydrographic survey ships’ multibeam, wide-angle precision sonar systems make it possible to continuously chart a broad strip of ocean floor. Survey ships have charted three-fourths of the world’s coastlines, making it easier for navigators to find their way along both well-traveled and unfamiliar shipping routes.

Defense News in Brief: AUKUS Submarine Maintenance Period Demonstrates Forward Sustainment in Australia

Source: United States Navy

HMAS STIRLING, Western Australia — Last November, on the edge of the Indian Ocean, just beyond mainland Australia and across the Garden Island Causeway to HMAS Stirling, a U.S. Virginia-class submarine quietly completed the first submarine maintenance period without the support of a U.S. submarine tender—a specialized vessel that provides mobile repair and supply services.

Defense News in Brief: Task Force Ashland, USS Ashland arrive in Thailand for Exercise Cobra Gold 2026

Source: United States Navy

CHUK SAMET, Thailand — Task Force (TF) Ashland, a forward-deployed force of U.S. Marines and Sailors aboard Whidbey Island-class dock landing ship USS Ashland (LSD 48), arrived in the Kingdom of Thailand, Feb. 22, to join approximately 8,000 service members from 30 nations for the 45th iteration of Exercise Cobra Gold, which runs from Feb. 24 to March 6, 2026.

Defense News in Brief: Secretary of War inducts Naval Aviator and Medal of Honor recipient into the Pentagon’s Hall of Heroes

Source: United States Navy

Last night President Donald J. Trump awarded retired Navy Capt. Elmer Royce Williams the Medal of Honor at the State of the Union address at the U.S. Capitol. Today, Secretary of War Pete Hegseth, Secretary of the Navy John Phelan, and Chief of Naval Operations Adm. Daryl Caudle inducted Williams into the Pentagon’s Hall of Heroes for his heroic actions during the Korean War.