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.

In the early morning hours of July 25, 1943, a German submarine fired on the old Ethyl-Dow Chemical Plant in Kure Beach. Or maybe it didn't.

The tanker Dixie Arrow was among the ships targeted by German U-boats off North Carolina in WWII. It was hit by a U-boat ...

The U.S. and Iran are offering sharply conflicting accounts of the March 4 sinking of the Iranian warship IRIS Dena in the Indian Ocean near Sri Lanka.

The issue centered on the four Ohio-class guided-missile submarines, each converted from earlier ballistic-missile platforms. The conversions added 154 Tomahawk launch cells per boat, creating a total ...

According to Rotten Tomatoes, these are the seven best World War II movies ever made, and the No. 1 film isn't 'Casablanca' ...

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

The Sri Lankan government took custody of the Bushehr after the U.S. sank an Iranian warship, the IRIS Dena, off Sri Lanka’s ...

Iran has two separate navies, the regular Islamic Republic of Iran Navy (IRIN), and the Islamic Revolutionary Guard Corps Navy (IRGC Navy).

There are only two confirmed and one alleged incidents of warships being targeted and sunk by submarine-fired torpedoes and ...

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

An unidentified US submarine torpedoed and sunk the IRIS Dena, an Iranian Navy frigate, off the coast of Sri Lanka on Tuesday.