A US Navy nuclear-powered attack submarine stopped in Iceland for the first time on Wednesday. A top admiral told Business Insider the unprecedented port call sent a message to American foes.

A US Navy nuclear-powered attack submarine stopped in Iceland for the first time on Wednesday. A top admiral told Business Insider the unprecedented port call sent a message to American foes.

The USS Connecticut will return to service in 2026, five years after hitting an underwater mountain near Japan.

The delay could have an impact on the country's warfighting capabilities and ability to maintain undersea superiority, a new report to Congress says.

Each Ohio-class ballistic missile submarine is capable of carrying up to 20 nuclear-armed ballistic missiles.

TEHRAN, Iran A brief standoff occurred between a US destroyer and an Iranian Navy helicopter in the Sea of Oman on Wednesday, ending with the American vessel changing its course, local media said.

In the late 1940s, the US Navy initiated the Barracuda- class program to create a small, agile, and cost-effective platform equipped with advanced sonar systems to detect and destroy enemy submarines.

On June 4, 1944, the US Navy captured its first German submarine. Now it's displayed at Chicago's Griffin Museum of Science and Industry.

The Navy plans to spend up to $250 million to extend and modernize a pier at Naval Base Kitsap-Bangor to serve new ballistic missile and attack submarines coming into the fleet in the next decade.