The "USS Seawolf" is on deployment to preserve "a free and open Indo-Pacific region," the U.S. Navy has told Newsweek.

Ukraine's internal security agency said the attack damaged and disabled a Russian Kilo-class submarine in the port city of ...

A $2 billion-worth Russian nuclear-attack submarine lease is what India is going forward with as Vladimir Putin comes to town. It is probably the most expansive undersea modernisation in decades for N ...