Hai Kun (SS-711), also known as Narwhal, successfully completed its first submerged sea trials on January 29, 2026.

Russia has likely provided technical assistance to North Korea in the development of submarines, South Korean Defense Minister Ahn Gyu-back told the country's parliament on Oct. 13, Reuters reported.

South Korean President Lee Jae Myung and Defense minister Ahn Gyu-back in Gyeryong, South Korea, October 1, 2025. REUTERS/Kim Hong-Ji/Pool SEOUL (Reuters) -North Korea has likely received technical ...

While short-lived, the Barracuda class served as a critical stepping stone in the evolution of ASW capabilities, demonstrating the importance of advanced sonar systems and stealth in underwater ...

The debate over nuclear-powered submarines is likely to serve as a critical indicator of Japan’s strategic trajectory.

SEOUL, Nov. 3 (Yonhap) -- HD Hyundai Heavy Industries Co., South Korea's leading shipbuilder, said Monday it has recently signed an initial agreement with Peru's state-run shipyard to jointly develop ...

Dec. 25 (Asia Today) --North Korea's Rodong Sinmun on Thursday showcased what it described as the construction site of an 8,700-ton "nuclear-powered strategic guided missile submarine," calling it a ...

The Brazilian Navy's Submarine Development Program PROSUB (Programa de Desenvolvimento de Submarinos) reached milestones on 26 November with the commissioning of the third Riachuelo-class ...

The Philippines is advancing its efforts to strengthen its naval capabilities to counter China's military threat, with South Korea presenting a submarine development project. The Chinese Foreign ...

SEOUL (Reuters) -North Korea has likely received technical help from Russia for its submarine development, South Korean Defense Minister Ahn Gyu-back told parliament on Monday. North Korea has vowed ...