A multi-year agreement to procure 15 nuclear submarines for the U.S. Navy could be finalised by the end of 2025, according to shipbuilder HII, despite earlier delays linked to rising labour and material costs.
On 25 October, at the General Dynamics Electric Boat shipyard in Groton, Connecticut, the US Navy christened the Virginia-class attack submarine USS Utah (SSN 801).
The Spanish Navy’s latest submarine, S-81 Isaac Peral, has officially joined NATO’s Operation Sea Guardian in the Mediterranean Sea.
South Korea has launched the ROKS Jang Yeong-sil (SS-087), the first KSS-III Batch-II submarine, during a ceremony on 22 October at Hanwha Ocean’s Geoje shipyard.
Rolls-Royce Submarines has opened a new office in Cardiff, creating more than 100 highly skilled jobs in the Welsh capital.
President Donald Trump has expressed firm support for the AUKUS agreement, confirming plans to sell Virginia-class submarines to Australia.
On 15 October, a delegation from Hyundai Heavy Industries (HHI) met with the Hellenic Navy Command in Greece to present its capabilities and proposals for building new submarines.
The Royal Navy’s newest nuclear-powered attack submarine, HMS Agamemnon, has submerged for the first time during a successful ‘trim dive’ conducted at BAE Systems in Barrow-in-Furness, Cumbria.
Sweden’s Defence Materiel Administration (FMV) and Saab have signed an updated contract for the two Blekinge-class (A26) submarines, setting new delivery dates for 2031 and 2033.
The OCCAR U212 Near Future Submarine (NFS) Programme reached a critical milestone on 7 October 2025 with the successful closure of the Critical Design Review (CDR) for its lithium-based Propulsion Battery System.
The Royal Netherlands Navy has escorted a Russian submarine and support tug through the North Sea after they transited from the Mediterranean.
Rolls-Royce Submarines has signed a memorandum of understanding (MoU) with Siemens to collaborate on digital engineering and improve efficiency across complex design and manufacturing processes.
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