“Yesterday in the Indian Ocean, … an American submarine sunk an Iranian warship that thought it was safe in international ...

Secretary of Defense Pete Hegseth called the sinking of an Iranian warship with a single Mk48 torpedo a "quiet death." ...

Beijing’s accelerating production of submarines is set to challenge U.S. undersea dominance.

A U.S. submarine sank an Iranian warship in international waters, Defense Secretary Pete Hegseth said Wednesday. In addition ...

The Chinese Navy has “dramatically increased” submarine production and could soon deploy a new vessel that’s able to hit ...

The US Navy is preparing its future ballistic missile submarine fleet to operate the ...

Video of a US submarine sinking an Iranian warship looked "remarkably similar" to a 1945 US submarine attack, a World War II ...

Since 1991, Navy subs have launched scores of cruise missiles in combat, but the torpedo attack off Sri Lanka is a return to form after 80 years.

China’s next-gen Type 096 submarines and longer-range SLBMs could threaten more of the U.S. from bastions near home.

The Indian Navy on Thursday said it diverted an American-origin P-8I aircraft along with naval ships after receiving a distress call from the Iranian ...

Iran’s foreign minister says the US ‘will come to bitterly regret’ the precedent set after a US sub sank its frigate off the coast of Sri Lanka.

The prime minister has confirmed three Royal Australian Navy personnel were on board a US submarine that sank an Iranian ...