Defense News in Brief: Successful Trident II D5 Life Extension (D5LE) Launches Demonstrate Continued Readiness of Nation’s Sea-Based Deterrent

Source: United States Navy

ATLANTIC OCEAN – The U.S. Navy’s Strategic Systems Programs conducted four scheduled missile test flights of unarmed Trident II D5LE missiles from an Ohio-class ballistic missile submarine off the east coast of Florida from September 17-21. One launch test event Sunday evening lit up the night sky and was visible from Puerto Rico.

Defense News in Brief: USS America Enhances Joint Readiness with Army and Marine Corps Rotary-Wing Operations

Source: United States Navy

Amphibious assault ship USS America (LHA 6) concluded joint aviation training with the U.S. Army and U.S. Marine Corps, boosting interoperability and readiness in the Indo-Pacific region. On Sept. 7 and 11, 2025, off the coast of Pearl Harbor, America served as a floating airfield for rotary-wing aircraft from the Army’s 25th Combat Aviation Brigade (CAB) and Marine Corps’ Marine Medium Tiltrotor Squadron (VMM) 268.

Defense News in Brief: Japan, the Philippines and the U.S. Conduct Maritime Cooperative Activity

Source: United States Navy

SOUTH CHINA SEA — The combined armed and defense forces of Japan, the Philippines and the United States, demonstrating a collective commitment to strengthen regional and international cooperation in support of a free and open Indo-Pacific, conducted a Multilateral Maritime Cooperative Activity (MCA) within the Philippines’ Exclusive Economic Zone, Sept. 11-13, 2025.

Defense News in Brief: Reserve Cyber Warfare Technicians and Maritime Cyber Warfare Officers Elevate Navy Cyber Operations

Source: United States Navy

By Lt. j.g. Philmon Haile, Commander, Naval Information Force Reserve

In today’s contested digital environment, the U.S. Navy Reserve’s Cyber Warfare Technicians (CWT) and Maritime Cyber Warfare Officers (MCWO) incorporate cyber operations into the Operational Level of War (OLW), seamlessly bridging the gap between strategic cyber capabilities and tactical warfighting objectives.