The March 4 incident in the Indian Ocean marked the first time an American submarine had torpedoed an enemy vessel since the last days of World War II.

As naval warfare reemerges as a key strategy in the US war with Iran, World War II museum ships are finding new relevance.

Lockheed secured a potential $480 million Navy contract for AN/SQQ-89A(V)15 anti-submarine warfare system engineering support.

– Introduction: The “THIS Happened” Revealed– The Attack: Anatomy of a “Quiet Death”– Why the IRIS Dena? Context and Escalation– A Historic First: Submarine Warfare Since WWII– Repercussions & Geopoli ...

The U.S. Navy has reached a Cold War-era milestone in the Arctic, deploying two Virginia-class submarines beneath the polar ice cap for the 100th time since World War II.

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

The Iranian warship that was sunk in the Indian Ocean likely didn’t have the technology needed to defend itself against submarines.

Nuclear-powered Type 094A Jin-class ballistic missile submarine of the Chinese People's Liberation Army (PLA) Navy is seen during a military display in the South China SeaReuters China’s submarine ...

Add Yahoo as a preferred source to see more of our stories on Google. GettyImages 2227444080 Jason Wells Loop Images Universal Images Group Getty Images 2 Submarines mauled shipping and threatened the ...

Add Yahoo as a preferred source to see more of our stories on Google. China's submarine fleet is improving, making advancements in stealth. In a war, China's subs could put up a tough fight in the ...