Sea – Page 12 – The Defense Post

Apr- 2026 -

1 April

The first SEWIP Block 3 system was installed on the USS Pinckney (DDG-91) in 2023.

Northrop to Deliver More SEWIP Block 3 Systems for US Navy

The US Navy has awarded Northrop Grumman a contract modification to produce up to nine additional SEWIP Block 3 electronic warfare systems.

Mar- 2026 -

31 March

The HMS Active (F08) Inspiration-class (Type 31) frigate

Rojoef Manuel

Babcock Completes Float-Off of Second British Inspiration Frigate

Babcock International Group has conducted the float-off of the UK Royal Navy’s second Inspiration-class (Type 31) frigate.

31 March

Ronald Watkins

Woolpert Wins $49.9M Contract to Help US Map Coasts With Airborne Lidar

The US Army has awarded Ohio-based Woolpert a two-year, $49.9-million contract to support Lidar, Analysis, and Surveying coastal mapping.

31 March

Inder Singh Bisht

Norway Selects Salt, Kongsberg to Design New Standardized Vessel Class

Norway has contracted Salt Ship Design and Kongsberg for the design and concept development of a new standardized naval vessel class.

31 March

The USS Massachusetts (SSN 798), the Virginia-class nuclear-powered fast-attack submarine. Photo: HII

Inder Singh Bisht

USS Massachusetts Joins US Navy as 25th Virginia-Class Attack Sub

The US Navy has commissioned the 25th Virginia-class nuclear-powered attack submarine, USS Massachusetts (SSN-798).

30 March

submarine satellite communication terminal

Inder Singh Bisht

Indra Taps Ka-Band Tech to Upgrade Submarine Comm Capabilities

Indra Sistemas has completed the development and certification of a new Ka-band submarine satellite communication terminal.

30 March

Faculty and students from the US Naval War College’s Cyber & Innovation Policy Institute with personnel from the US military and Japan Self-Defense Forces, as well as members of the Australian science and technology communityl after a wargame focused on critical undersea communications infrastructure in the Indo-Pacific region.

Jodesz Gavilan

US, Allies Simulate Defense of Indo-Pacific Undersea Cables

The US Naval War College has brought together American, Australian, and Japanese military and scientific experts to simulate how to protect undersea communications lines that are vital to Indo‑Pacific security.

27 March

Christine Casimiro

US Navy Speeds Up ‘Golden Fleet’ Push, Axes MUSV Prototype Effort

The US Navy is pivoting from a prototyping program to a faster procurement model for medium unmanned surface vessels (MUSVs), aiming to rapidly integrate autonomous boats into its "Golden Fleet" initiative.

27 March