"It’s almost certain that Electric Boat contributed to its manufacturing in whole or in part,” Sen. Richard Blumenthal.

The sinking of Iran's IRIS Dena by a US submarine marked a significant event, with Defence Secretary Pete Hegseth calling it ...

This story has been updated with additional information from U.S. Central Command about the sinking of an IRGCN corvette. An ...

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

To this day, there has only been one recorded instance of submarine-on-submarine warfare during WWII. The German Navy's destroyed U-864 is toxic to this day.

Defense Secretary Pete Hegseth confirmed the torpedo attack, the first against an enemy vessel since World War II.

Add Yahoo as a preferred source to see more of our stories on Google. The U-505 submarine served 12 patrols and sank eight enemy boats before the US Navy captured it. The U-boat is now on display at ...

As Germany escalated unrestricted submarine warfare in 1917, Allied convoys and destroyer screens became the counterweight to ...